Home

Model PH72 Personal pH/ORP Meter

Contents

1. H a p Leeroy zvl OL er several seconds or m j Lc Z IM 12B03D02 01E F020301 EPS 2 3 2 Preparation 2 4 Selecting pH or ORP Measurement Upon completing the date and time setting the meter is ready for pH measurement The display shows a pH value with a pH unit to the left of the value To use the meter for ORP measurement make sure that an ORP sensor is connected to the meter Then change the display for ORP measurement following the procedure described in Section 5 3 3 Set measurement unit PV U panel The display should show a mV unit at the lower right beneath a value when the meter is ready for ORP measurement 2 5 Wetting Cap The glass electrode should be kept wet during storage If the glass electrode dries out it will take hours to rehydrate and in the meantime the meter may give erroneous readings The wetting cap is used to prevent the glass electrode from drying out Sensors are shipped with a wetting cap containing a cotton wad moistened with a few drops of water For storage replenish the cap with a few drops of water tap water and attach to the sensor firmly To remove cap rotate counterclockwise and pull out until lugs on cap clear protective cover through slots Protective cover Lug Slot Removed cap can be attached onto sensor cable during measurement F0201 EPS Figure 2 1 Wetting Cap IM 12B03D02 01E 2
2. F0301 EPS Figure 3 1 Position of Non slip Seats IM 12B03D02 01E 3 1 3 Measurement 3 2 Measurement Procedures Immersing the sensor Immerse the sensor so that the protective cover part goes under the sample solution level The sensor does not need to be immersed deeply When using a KCI refillable type sensor the filling solution level must be above the level of solution being measured This is to prevent the KCI filling solution from being mixed with the sample solution Fill hole left open during measurement Level of filling solution Level of sample solution g refill when level is low Sample solution Protective cover KCI refillable type sensor must be immersed so filling solution level is above the level of sample solution F0302 EPS Figure 3 2 How to Immerse the KCI Refillable Type Sensor Bubbles trapped in the glass electrode tip may interfere with accurate measurement Before taking measurements check the electrode tip for bubbles If present gently shake the sensor as shown in Figure 3 3 to dislodge bubbles from the tip Enlarged View of A mS No bubbles Filling solution allowed in tip Bubbles Filling solution AJ TA Glass electrode tip and F0303 EPS Figure 3 3 How to Dislodge Bubbles from Glass Electrode Tip 3 2 IM 12B03D02 01E 3 Measurement 3 3 Measurement Display Panel When immersing the sensor in a sample solution a measured pH or mV value will be
3. F050201 EPS 1 Battery condition indicator mfra Indicates the level of the remaining battery life stepwise agam Means that there is plenty of life left A flashing gy means that the batteries are low and need to be replaced immediately When the indicator is flashing access to calibration mode by pressing key is rejected To replace the batteries first press key to turn off power and make sure the display has been turned off and then replace referring to Section 2 1 Installing the Batteries 2 Temperature setting mode Appears while manual temperature setting is being performed Refer to Section 5 3 2 Manual temperature setting M tp panel 3 Manual mode Appears when a sensor without a built in temperature element needle type or test tube size pH sensor is connected to the meter Refer to Section 2 6 Manual temperature setting 4 Data mode DATA Appears when measured data are stored or when stored data are accessed Refer to Section 5 1 Keypad Functions and Section 5 3 1 Display stored data dAt panel 5 HOLD mode Appears while measured data are being held temporarily Refer to Section 5 1 Keypad Functions 6 Calibration mode Appears during calibration using standard solutions Refer to Chapter 4 Calibration CHECK 7 Sensor check mode This mark may appear when the pH electrode deteriorated significantly check is performed during calibratio
4. 8 EXPOSURE CONTROLS PERSONAL PROTECTION Wear suitable protective clothing and gloves Safety shower and eye bath Mechanical exhaust required 9 PHYSICAL AND CHEMICAL PROPERTIES 777077070007 Appearance and odor White crystals or crystals powder and odorless Melting point 773 C Specific gravity 1 98 Solubility One gram disolves in 2 8 ml water 1 8 mi boiling water 14ml glycerol about 250 ml alcohol insol in ether acetone pH about 7 10 STABILITY AND REACTIVITY SSS eens Stability Stable Incompatibilities No information Hazardous combustion or decomposition products No hazards Hazardous polymerization Will not occur i 11 TOXICOLOGICAL INFORMATION 7770ean Large d ses by mouth can cause gastrointestinal irritation purging weakness and circulatory disturbances LDs 2 600 mg kg orally in rats 12 ECOLOGICAL INFORMATION No information MSDS 14 IM 12B03D02 01E MSDS MATERIAL SAFETY DATA SHEET page3 3 Revised Dec 28 1999 Printed Dec 28 1999 MSDS No K075 99 476 NAME POTASSIUM CHLORIDE 13 DISPOSAL CONSIDERATIONS Dissolove in a plenty of water and dispose of this solution When using wear suitable protective clothing gloves and eye face protection 14 TRANSPORT INFORMATION eee No information 15 REGULATORY INFORMATION mm TLV and source No information 16 OTHER INFORMATION mmm The above information is believed to be correct but dose not purport to be all
5. Data storage function Up to 300 measured pH values along with their respective solution temperatures dates and times can be stored and stored data can be checked on the display any time Auto power off function The meter will turn off power automatically if not operated during a preset time period The auto power off time can be user configurable in the range of 1 to 120 minutes in increments of 1 minute The auto power off function can be disabled where the meter should be used with care to conserve the batteries Alarm clock function The meter can issue an alarm signal at a specified time Even when meter power is turned off the internal clock can issue an alarm signal Self diagnostic function A relevant error message will appear based on the self diagnostic function Large clear LCD A measured pH mV value solution temperature date and time are clearly viewed on the display Compact lightweight and handy The meter fits comfortably your hand and also stands firm on the table IM 12B03D02 01E 1 1 1 Outline 1 2 Specifications Measuring range Resolution Repeatability without sensor pH 0 to 14 pH ORP 2000 to 2000 mV Temperature 0 to 100 C pH 0 01 pH ORP 0 1 mV 199 9 to 199 9 mV 1 mV 2000 to 200 mV and 200 to 2000 mV Temperature 0 1 C pH 0 01 pH 1 digit ORP 1 mV 1 digit Accuracy Temperature 0 7 C 0 to 70 C 1 C above 70 C Temperature compensation glass e
6. ORP sensor Polypropylene resin sensor body protective cover Platinum electrode Glass glass electrode temperature element protective tube Ceramic liquid junction Silicon rubber sensor seal 9 11 References e JIS 28802 1984 Methods for Determination of pH of Aqueous Solutions Moore W J Basic Physical Chemistry Prentice Hall Inc U S A 1983 Donald Andrzej Julian Electrochemistry for chemists 2nd Ed Maruzen 2003 Bates R G Determination of pH theory and practice 2nd Ed John Wiley amp Sons Inc 1973 9 12 IM 12B03D02 01E Appendix Appendix Key Operation Flow Chart for reference Typical screens are shown Refer to the corresponding section in the body of the manual for details When turn on power Toggle display type AA BEBE Eh First time used or after replace batteries Temporary hold Storing data IM 12B03D02 01E 1 Appendix Function Mode Manual temperature Set measurement Display stored data setting HEE JO a av ie av Fal node F ENT or Ceara no AEA To2 EPS IM 12B03D02 01E Appendix Function Mode Delete all stored data Date setting Time setting Alarm time setting Set Auto Power Off time xan m pine FntnadE Switching to Function Mode Measurement status Reverting to
7. 2 2 IM 12B03D02 01E 2 3 Setting the Date and Time After installing the batteries set the date and time Note that if the power is turned off before completing minute setting start with the date setting when you turn on the power next time By replacing the batteries the date setting is not affected but the time setting is So the time must be reset Note 2 Preparation If a sensor cable is not connected to the meter fluctuating readings or an error message may appear Before pressing key make sure that a sensor has been connected Setting Procedure After installing the batteries press and hold key for at least one second All LCD segments appears momentarily and then the date setting display starts automatically Set year month day hours and minutes following the flowchart below Note If you attempt to abort the setting procedure before completing the meter will beep three times and reject the attempt Continue until the minute setting is completed Press for at least 1 sec Year setting Month setting E7771 LLL LLL DATA CAL av a ae em pu m c Dar Z d L vm LLLI LLL I After mV Several IUD CCCII F seconds t Wi pe E A EM I3 ILICE 1 ICI IS oc aci to confirm EVI nan A to set to confirm Day setting Hour setting 24 hour format Minute setting TTT av to set F ENT to confirm
8. Defrag memory For displayed digital characters see Alphanumeric Display Table in Preface 2 denotes that the item is not user configurable T0501 EPS IM 12B03D02 01E 5 5 5 Keypad and Display Functions Operating procedures on each panel are described below 1 Display stored data dAt panel Shows stored data on the LCD with mark When you access this panel the last stored pH mV value and temperature will be displayed with the data number flashing at the lower left of the display Pressing QW keys scrolls through all stored data If no data are stored no dAtA is displayed at the bottom of the display Each press of key cycles through the day month year and time of the stored data and Delete stored data panels Individual Deletion By pressing key when dEL appears underneath the value the currently displayed stored data can be deleted First m is flashing Use da W keys to switch to flashing Hd E a and then press key The stored data with the number to the left of dEL will be deleted Data Numbering after Deletion The number displayed at the bottom left indicates the stored data number relative to the beginning of the data store This number does not necessarily represent the number of stored data If a data item is deleted item numbers of data that follow it will be decreased by one Data Display after Deletion If a data item is deleted the data item after it is displayed If there is no
9. No data available Toxicity to fish No data available Others em Cautions on disposal For a small quantity flush with water For a large quantity dispose as waste When there is a regulation for phosphor dephosphorizing is required Cautions on transportation Prevent dropping overturn collapse of cargo piles etc and carefully handle Do not break or leak the bag IM 12B03D02 01E MSDS 7 MSDS Reference number A004 Neutral phosphate standard solution Applicable law and ordinance Labor Security and Hygiene Law Fire Service Law Poisonous Material Control Law PRTR Law Hazardous Materials Shipping and Storage Act Dangerous Object Regulation Not applicable Other reference data Manual for Japanese Standards of Food Additives 7th edition Hirokawa Publishing Pollution poison and dangerous substance Author Hiroshi Horiguchi 13599 Chemical Goods Chemical Daily Since the evaluation of danger and hazardous properties is not always sufficient be fully careful of handling the material The described contents offer information and do not give any kind of guarantee The above mentioned cautions are those for ordinary handling In case of special handling therefore take safety measures suitable for intended use MSDS 8 IM 12B03D02 01E MSDS Material Safety Data Sheet Information on manufacturer Company s Name Toko Chemical Laboratories Co Ltd Address Post Code 168 0071 1 18 8 1 Chome Ta
10. Press key and follow the procedure described in Section 5 3 3 Set measurement unit PV U panel to move to the display with mV unit F0801 EPS Figure 8 1 Example of Displayed ORP Value Immerse the sensor in a sample solution and read after the reading has stabilized To hold a measured value press key Press key to save a measured value See Section 3 4 Note Unlike pH sensors ORP sensors do not require calibration A temperature element incorporated in an ORP sensor is used for measuring the temperature of a solution e g measuring the temperature of a check solution during sensor check see Section 8 3 IM 12B03D02 01E 81 8 ORP Meter 8 2 Maintenance of ORP Sensors Maintenance of ORP sensors is in accordance with that of pH sensors Refer to Chapter 6 Maintenance Cleaning the Platinum Electrode and Liquid Junction Dirt or deposits on the platinum electrode or liquid junction may interfere with accurate measurement Periodical cleaning is required depending on the nature of the solution being measured As in the same manner for pH sensors use a cotton swab or brush to clean See Section 6 2 If the potential is outside the tolerance after the sensor check has been performed according to the procedure in Section 8 3 clean the platinum of the sensing electrode Polish the platinum using a cream cleanser alumina powder or baking soda sodium bicarbonate and then wash with water A CAUTION
11. mmHg Volatility None Melting point oues NE Specific gravity Approx 1 0 Initial boiling point Solubility Easy to dissolve into water Others LLL Hazardous property information stability and reactivity Flash point No data available Ignition point No data available Explosion limit No data available Combustibility None Ignition quality None Oxidizing quality A Wem Auto reactivity and explosiveness Stability and reactivity Stable in ordinary use MSDS 10 IM 12B03D02 01E MSDS Reference number No A005 Borate solution Hazardous property information including human cases and epidemiological information Skin effects None Irritativeness No data available Acute toxicity LD50 5 66g kg Oral Rat As borate Fatal dose is absorbed from the defatted skin surface or mucous Taking it orally is hazardous Absorption by an injection or from the gastrointestinal tract causes vomiting fever spasm mucocutaneous lesion stomachache rapid pulse cyanosis atrophy diziness etc As borate Subacute toxicity Using borate added substance for human consumption for a long period of time may result in xeroderma anorexia diarrhea and anemia sometimes causing liver and kidney damage coma and fatality Carcinogenicity mutagenicity reproductive toxicity and teratogenicity No data available Ecological information Decomposability toxicity to fish No data availab
12. needle type pH sensor of style S2 and test tube size pH sensor of style S2 do not compliant with RoHS How to deipose this product This directive is valid only in the EU This product complies with the WEEE Directive marking requirement This marking indicates that you must not discard this electrical electronic product in domestic household waste Product Category With reference to the equipment types in the WEEE directive Annex gag this product is classified as a Monitoring and Control instruments product Do not dispose in domestic household waste When disposing products in the EU contact your local Yokogawa Europe B V office YOKOGAWAf Copyright 2009 8th Edition Jan 2015 YK IM 12B03D02 01E Yokoaawa Electric Corporation 3rd Edition Preface Warranty and Service Yokogawa products and parts are guaranteed to be free from defects in workmanship and materials under normal use and service for a period of typically 12 months from the date of shipment from the manufacturer Individual sales units may offer different warranty periods so the original purchase order should be consulted for the conditions of sale Damage caused by normal wear and tear inadequate maintenance corrosion or due to chemical processes is excluded from this warranty coverage In addition performance deterioration of the sensor caused by the operating environment mentioned above is not considered to be a defect Yokogawa cannot
13. shown on the display There are three types of measurement display panels the standard calendar and clock display panels Use key to cycle through these display panels Standard panel Calendar panel Clock panel Tara PH rt LL L ttc Solution temperature day month year hour minute 3 4 Saving a Measured Value F030301 EPS There are two ways to save a measured value holding temporarily and storing as a record in nonvolatile memory Measured values stored in nonvolatile memory are not deleted even by replacing the batteries 1 HOLD If HOLD key is pressed during measurement the currently measured value is held temporarily and the displayed value no longer changes Press or key to return to the measurement mode GELEI ELLI pH m 1 pH Fri LL dg LUI Gg 2cu par cu LE ie LE lucc HOLD or Fo30401 EPS IM 12B03D02 01E 3 3 3 Measurement 2 Data storage If the DATA key is pressed during measurement mark starts flashing Press the F ENT key then currently measured data can be stored in nonvolatile memory Data stored are measured conductivity measured temperature date and time Up to 300 data including individually deleted data can be stored If you attempt to store more data E IL L will be displayed If r l l L is displayed before the data number has reached 300 run defrag referring to Section 5 3 15 Defrag memory DFLG panel This w
14. Err4 message will appear It will also appear if the electrode is dirty or has dried out When a new sensor is used for the first time an Err4 message may appear This is due to low hydrophilic property a new sensor may have Possible Causes Solution pH is significantly outside the measuring range of 0 to 14 pH Dry electrode Dirt or deposits on electrode Corrective Actions Immerse the sensor in water for 1 to 2 hours or longer to rehydrate See Section 6 4 Remove dirt or deposits from the sensor See Section 6 2 IM 12B03D02 01E 7 Troubleshooting 5 Err5 Out of temperature measuring range Appears during measurement With the Model PH72 Personal pH ORP Meter a general purpose sensor can be used in the temperature range of 0 to 80 C and a needle type or test tube size sensor in the temperature range of 0 to 100 C If the operating temperature is significantly outside this measuring range below 10 0 C or above 120 C an Err5 message will appear Possible Cause Operating temperature is significantly outside the measuring range Corrective Action Adjust the temperature of the solution so it falls within the measuring range 0 to 80 C for general purpose types and 0 to 100 C for needle type or test tube size sensor 6 Err6 Meter electronics failure Possible Cause Failure of electronics Corrective Action Contact your nearest Yokogawa sales office 7 3 Causes of Abnormal Measure
15. Measurement Mode Measurement status TO3 EPS IM 12B03D02 01E 3 Appendix Function Mode Standard solution Initialize calibration R Set beep on off settin arameters Set temperature unit pa WENN AE Luc ore a Ac 23 bla Std LER F ENT F ENT F ENT Function Mode Check version number Defrag memory TO4 EPS 4 IM 12B03D02 01E Appendix 0 Calibration Automatic calibration amp Manual calibration 2 point calibration Auto calibration Auto calibration is complete Measurement status in progress e S58 Prompting wenn CER av Manual calibration is complete PH FT or 595 2 5E Automatic calibration for needle type or test tube size pH sensor Measurement status Auto calibration Temperature 25 0 C fixed set on M tP panel ev Input of standard Auto calibration Auto calibration solution temperature in progress is complete C MAN taaa Can Cwan CU I P o PH Oe pl LL i Lu q 588 F ENT 2 35 2 te Standard solution Temperature temperature set on M tP panel TOS EPS IM 12B03D02 01E 5 Appendix 6 IM 12B03D02 01E MSDS MSDS Material Safety Data Sheet The contents are provided for informative purposes only and no guarantee is given to the accuracy The information such as manufacturers in the data sheets is subject to change witho
16. Non slip pads 2 pcs Hand strap Instrument Card ODNDORWDY KCI replenish free type pH sensor KCI refillable type pH sensor Needle type pH sensor Test tube size pH sensor KCI refillable type ORP sensor Cotton swabs for sensor cleaning pH 4 standard solution 50 ml pH 7 standard solution 50 ml Calibration bottles 2 bottles KCI filling solution 3 3 mol l 50 ml Syringe 5 ml 1 to 6 in common plus Without sensor With KCI replenish free type combination pH sensor cable length 3 m With KCI refillable type combination pH sensor cable length 0 75 m With KCI refillable type combination pH sensor cable length 3 m With needle type pH sensor cable length 0 75 m With test tube size pH sensor cable length 0 75 m With KCI refillable type ORP sensor cable length 0 75 m With KCI refillable type ORP sensor cable length 3 m With KCI refillable type combination pH sensor cable length None With KCI replenish free type combination pH sensor cable length 0 75 m 7 12 13 14 15 7 12 13 14 15 8 12 13 14 15 16 17 8 12 13 14 15 16 17 9 12 13 14 15 16 17 10 12 13 14 15 16 17 11 12 16 17 11 12 16 17 8 11 12 13 14 15 16 0 75 m KCI refillable type ORP sensor cable length 0 75 m 17 Japanese English AA Always AA Note On the name plate of sensor Model and Suffix Code of sensor itself P
17. Preparation 2 6 Manual Temperature Setting If a sensor without a built in temperature element needle type or test tube size pH sensor is connected to the meter mark will appear on the display In this case measure the temperature of the solution being measured and manually set the measured temperature into the PH72 meter for reliable measurement The procedure is described in Section 5 3 2 Manual temperature setting M tP panel Temperature compensation is performed based on a temperature shown on the display of the PH72 meter If a temperature shown on the display is different from the actual temperature of the sample being measured the displayed measured value may not be true The bigger the difference between the temperature displayed on the meter and the actual temperature of the solution the bigger the error between the displayed measured value and the true value If mark appears on the display even though a sensor with a built in temperature element is connected refer to Section 7 4 2 7 pH Calibration The PH72 meter needs to be calibrated when the sensor is connected for the first time after the sensor is replaced after the meter has been stored for a long period after the electrode is cleaned or when necessary The calibration procedure is described in Chapter 4 Calibration Note Calibration results are saved in the meter when the batteries are replaced IM 12B03D02 01E 2 5 2 Preparatio
18. Technical Information Boundary layers Hydrated layers on glass F0902 EPS Figure 9 2 Diagram of Glass Membrane 500 400 300 200 100 100 200 300 Alkaline error 400 500 0 2 4 6 8 10 12 14 pH F0903 EPS Figure 9 3 Relationship between Glass Electrode Potential and pH IM 12B03D02 01E 9 3 9 Technical Information 9 3 Temperature Compensation In equation 9 3 2 3026RT F represents the emf per pH unit and varies depending on temperature Table 9 1 EME per pH values of 2 3026RT F Temperature 2 ic Temperature 2 3026 RT F ee 2 3026RT F C mV mV T0901 EPS Table 9 1 presents the relationship between the temperature and the emf per pH unit and the relationship between the pH and the emf at each temperature is shown in Figure 9 4 Measurement without temperature compensation will result in measured pH values including errors as shown in Table 9 2 The PH72 meter automatically modifies the calibration line according to the temperature measured by the temperature element incorporated in an electrode except needle type and test tube size pH sensors mV 500 12 pH14 0 C 20 C 60 C 80 C F0904 EPS Figure 9 4 pH vs EMF at Each Temperature 9 4 IM 12B03D02 01E 9 Technical Information Table 9 2 Deviations from True Values in Measurement without Temperature Compensation FU EOM ERES EZ EE T0902 EPS In addition the pH value of a solution changes with te
19. Used to set the time hour 24 hour format and minute in this order Use AW keys Year setting Month setting TT LTI LL a L mr LL LIL Lj LLL Wwe I av Fat Aad dE WERrFjJ vww dE Aan av F ENT Day setting LIT I dt aH A F ENT F050205 EPS to set the time and press F ENT key to confirm each entry Hour setting 24 hr clock Minute setting L 7T TT arm LI ZE n1 7 Ct 1c 2 LE LI av Foti node tn Haur Fenn kA na rn IM 12B03D02 01E Aw F ENT FoSo306 EPS 5 9 5 Keypad and Display Functions 7 Alarm time setting ALM panel Used to enable disable the alarm clock and set the alarm clock in minutes and seconds Use Aa W keys to select the desired alarm cycle 7 days everyday 5 days weekdays or once See Item 6 Time setting tIME panel for setting the time for alarm The alarm sounds for about 15 seconds Acknowledge the alarm by pressing any key The alarm sound will stop If no key is pressed no acknowledgement the alarm sounds for 15 seconds again 3 and 6 minutes after the preset alarm time Note that the day of the week is not displayed 4 E F ENT 7 r 2 n D Hour setting 24 hr clock Jena alarm sounds at preset time F ENT every day Li AN lin Hairc F ENT Minute setting alarm s
20. anticipated pH value of sample solution is alkaline 50ml Soft carrying case Part no B9269KJ Unit mm Approx 280 A soft black carrying case holds pH ORP meter and sensor Sensor stand Part no K9220XN Holds a sensor when pH ORP meter is used on the table Made of rustproof stainless steel F010701 EPS IM 12B03D02 01E 1 8 Spare Parts 1 Out line pH 4 Standard solution Part no K9084KF Used for calibration 250 ml pH 7 Standard solution Part no K9084KG Used for calibration 250 ml pH 9 Standard solution Part no K9084KH Used for calibration 250 ml KCI solution Part no K9220XH Used to replenish KCI refillable type sensor 3 3 mol l 2 bottles x 50 ml Quinhydrone reagent Part no K9024EC Used to check ORP electrode 3 packs one pack for 250 ml solution Calibration bottle Part no K9220WW Used during calibration 2 10 ml bottles O ring and gasket set Part no K9654AY S 2 gaskets for battery box 2 O rings for connector Cap set Part no K9220ZY Used for sensor 1 protective cover 1 wetting cap F010801 EPS IM 12B03D02 01E 1 Outline O rings and gaskets are important parts to ensure that the PH72 meter is water resistant Replace these parts as required Refer to Section 6 7 Storage and O ring
21. inclusive and shall be used only as a guide Responsibility for MSDS Koso Chemical Co Ltd Address 1 6 Honcho 2 chome Nihonbashi Chuo ku Tokyo Japan Telephone No for information 03 3241 3282 1 IM 12B03D02 01E MSDS 15 MSDS MATERIAL SAFETY DATA SHEET pagel 3 Revised Jun 1 2000 Printed Jun 1 2000 MSDS No K068 00 200 NAME QUINHYDRONE 1 CHEMICAL PRODUCT IDENTIFICATION AND COMPANY IDENTIFICATION Product Name QUINHYDRONE Koso Chemical Co Ltd 1 6 Honcho 2 chome Nihonbashi Chuo ku Tokyo Japan Emergency Telephone No 048 556 6261 2 COMPOSITIONINFORMATION ON INGREDIENTS Material Quinhydrone CAS No 106 34 3 Formula CcH OH 2CsHiO2 Purity 48 52 wt as benzoquinone 3 HAZARDS IDENTIFICATION U Harmful if swallowed Irritating to eyes respiratory system and skin 4 FIRST AID MEASURES T In case of contact immediately flush eyes or skin with copious amounts of water for at least 15 minutes while removing contaminated clothing and shoes If inhaled remove to fresh air If swallowed wash out mouth with water provided person is conscious Call a physician Wash contaminated clothing before reuse 5 FIRE FIGHTING MEASURES Extinguishing media Water spray Carbon dioxide or Dry chemical powder Special firefighting procedures Wear self contained breathing apparatus and protective clothing to prevent contact with skin and eyes Unusual fire and explosions haz
22. needle type pH sensor cable length 0 75 m 1 With test tube size pH sensor cable length 0 75 m 1 With KCI refillable type ORP sensor cable length 0 75 m 10 11 15 16 With KCI refillable type ORP sensor cable length 3 m 10 11 15 16 With KCI refillable type combination pH sensor cable length 7 10 11 12 13 14 15 0 75 m KCI refillable type ORP sensor cable length 0 75 m 16 8 11 12 13 14 15 16 9 11 12 13 14 15 16 Japanese English 1 Not compliant with RoHS 2 For South Korea and Malaysia NB batteries are not attached It is required to utilize batteries with the authorized certification mark for each country Note On the name plate of sensor Model and Suffix Code of sensor itself PH72SN4 AA or OR72SN 1 AA is indicated See Section 1 6 F010401 si IM 12B03D02 01E 1 Outline 1 7 Options Available Separately The following options are available for the Model PH72 Personal pH ORP Meter for your convenience When ordering specify the part number pH 9 Standard solution Part no K9220XF cd pa Used for calibration when anticipated pH value of sample solution is alkaline 50mL F010701 ai 1 8 IM 12B03D02 01E
23. solutions Calibration 1 or 2 point calibration 2 point calibration is recommended for accurate pH measurement Always use certified standard solutions pH 2 4 7 9 10 or 12 Sample solution requirements Measurement pH range 0 to 14 pH Temperature 0 to 80 C 0 to 100 C when using needle type or test tube size pH sensor After measurement rinse off remaining sample solution from the Maintenance electrode thoroughly Avoid a place with high temperature and humidity Storage Keep the wetting cap moisten the cotton wad in the cap with a few 9 drops of water attached to prevent the glass electrode and liquid junction from drying out T0601 EPS IM 12B03D02 01E 6 1 6 Maintenance 6 2 pH Electrode Cleaning Dirt or deposits on the glass electrode or liquid junction can often interfere with accurate measurement Periodical cleaning is required depending on the nature of the solution being measured A CAUTION Do not apply physical shock or excessive force to the glass sensor or it may break Do not rub the glass membrane strongly or it may be damaged or break Suspended Solids Adhesive Material Microorganisms Greasy Substances etc Dirt or deposits on the glass electrode liquid junction or temperature element should be removed Clean using a cotton swab soaked with a neutral detergent and rinse off with water If necessary use a toothbrush to clean Temperature ele
24. standard solution Hazardous property information including human cases and epidemiological information Potassium phosphate Skin effects No data available Irritativeness No data available Acute toxicity Potassium phosphate differs from sodium phosphate in toxicity to some degree However it is considered that there is no difference between them as long as they are used as food additives MLD gt 2 000mg NaH2PO Kg Oral Guinea pig MLD 985 to 1075 NaH2PO Kg Vein Rabbit Subacute toxicity When the solution is given to a rat as feed additive high dosage of potassium phosphate or sodium phosphate results in hypertrophied thyroid gland and mineralization of soft tissue No harmful effect was found in a case where a human took sodium phosphate of 5 to 7g day for a long period of time Carcinogenicity No data available Mutagenicity reproductive toxicity No data available Teratogenicity No data available Disodium phosphate Skin effects No data available Irritativeness skin eye Leaving the solution on the skin may cause itching The solution irritates the eye temporarily Leaving this state as it is affects the mucous Acute toxicity MLD 985 to 1075mg kg Vein Rabbit i LDso 12 93g Nas HPO4 7H20 Kg Oral Rat Subacute toxicity No data available Carcinogenicity mutagenicity reproductive toxicity and teratogenicity No data available Ecological information Decomposability cumulative effect
25. 0 data are stored In such a case use the defrag function to consolidate data and free up the space occupied by deleted data thereby allowing up to 300 data to be stored While memory defrag is in progress do NOT turn off the power In addition before starting memory defrag check that there is enough battery life left to avoid battery shutoff during memory defrag Procedure Press key on the flashing dFLG display 71 will be flashing Use MY keys to select LII C then press key While defrag is in progress WAIt may AL flash It may not flash depending on the amount of deleted data When defrag is complete End appears gd LUu na i YES MEE toda FntRadE vs dFL dFL pi 4 F ENT to cancel F ENT to execute TTT may not appear if deleted data amount is small TT IID n T j ome Som a am ZN ER Lil After a few seconds mice yee aF dr m IM 12B03D02 01E 5 13 5 Keypad and Display Functions 5 14 IM 12B03D02 01E 6 Maintenance 6 Maintenance 6 1 For Optimum Meter Performance The Model PH72 Personal pH ORP Meter is simple to operate but is a precision instrument To ensure accurate results from the meter the following precautions should be observed Flow Diagram Measurement a Maintenance P A ho Storage F060101 EPS Table 6 1 Precautions in Each Step Calibration using standard
26. 3 Revised Dec 28 1999 Printed Dec 28 1999 MSDS No K075 99 476 NAME POTASSIUM CHLORIDE 1 CHEMICAL PRODUCT IDENTIFICATION AND COMPANY IDENTIFICATION Product Name POTASSIUM CHLORIDE i i Koso Chemical Co Ltd 1 6 Honcho 2 chome Nihonbashi Chuo ku Tokyo Japan Emergency Telephone No 048 556 6261 Material Potassium Chloride CAS No 7447 40 7 Formula KCl Purity 995 wt 3 HAZARDS IDENTIFICATION No information 4 FIRST AID MEASURES Mm In case of contact immediately flush eyes or skin with copious amounts of water for at least 15 minutes while removing contaminated clothing and shoes If inhaled remove to fresh air If swallowed wash out mouth with water provided person is conscious Call a physician Wash contaminated clothing before reuse 5 FIRE FIGHTING MEASURES Extinguishing media Water Special firefighting procedures Incombustibles Unusual fire and explosions hazards No hazards amp ACCIDENTALRELEASE MEASURES To clean the floor and all objects contaminated by this material collect and after wash with plenty of water Do not breathe dust IM 12B03D02 01E MSDS 13 MSDS MATERIAL SAFETY DATA SHEET page2 3 Revised Dec 28 1999 Printed Dec 28 1999 MSDS No K075 99 476 NAME POTASSIUM CHLORIDE 7 HANDLING AND STORAGE i When using do not eat drink or smoke Avoid contact with eyes skin and clothing Wash thoroughly after handling Keep container tightly closed
27. 3D02 01E Revision Record Manual Title Model PH72 Personal pH ORP Meter Manual Number IM 12B03D02 01E Edition Date Remark s Ist Oct 2004 Newly published 2nd Apr 2008 Addition of information on EMC compliance P 1 2 Addition of CAUTION P2 2 Correction P 1 1 2 1 6 2 1 2 5 3 1 5 4 6 1 7 6 8 3 9 4 9 6 9 7 3rd Apr 2009 Change of information on EMC compliance P 1 2 Supplement User s Model PH72 Manual Personal pH ORP Meter Thank you for selecting our Model PH72 Personal pH ORP Meter There is a part of correction in User s Manual IM 12B03D02 01E 3rd Edition supplied with the product Please correct as follows in your copy Note p 3 Preface Some revision of Warranty and Service addition of How to replace and dispose the batteries p 1 4 Deletion of instrument sheet and addition code NB In South Korea and Malaysia primary battery is limited by regulations Please use batteries with the authorized certification mark for each country p 1 8 Some revision of section 1 7 Options p 1 3 EMC Regulatory Arrangement in Australia and New Zealand RCM EN 55011 Class B Group 1 Korea Electromagnetic Conformity Standard Class B SEO psp d 7E BH 717 Cha S 8S E AMIAEAD e N 78S Be AAA S717 A FE AYA ABE AS AOS sp HE ASMA ALS SE F GUTH Environmental resistance Compliant with RoHS WEEE and EU battery directive RoHS conformity is after style S2 Products of style S1
28. 5 9 332 9 276 9 225 9 180 9 139 9 102 9 068 9 038 8 985 8 962 8 921 8 885 11 705 11 574 11 449 es s T JeeJee I9 9 5 9 T pH4 4 000 3 998 3 997 3 998 4 001 4 005 4 010 4 018 4 027 4 038 4 050 4 064 4 080 pH7 7 120 7 090 7 060 7 040 7 020 7 000 6 990 6 980 6 980 6 978 6 970 6 980 6 980 pH10 10 317 10 245 10 179 10 118 10 062 10 012 9 966 9 926 9 889 9 856 9 828 9 828 9 828 To402 EPS Before Automatic Calibration Make sure that the correct type of standard solutions to be used for automatic calibration has been selected Refer to Section 5 3 10 Standard solution setting Std panel IM 12B03D02 01E 43 4 Calibration Procedure Example 1 2 point calibration using pH 7 and pH 4 standard solutions Wash sensor with water thoroughly or wash in water in beaker Aw to select auto cal Auto calibration in progress Wipe o from sensor thoroughly and then immerse sensor in standard solution f washing water ibration AUto Auto cal Wait until reading stabilizes ibration at 1st point 1st point is complete Calibration at 2nd point Water Dy EN Wait until reading 0900 stabilizes Wash sensor with water thoroughly Wipe off washing water from sensor thoroughly and then immerse sensor in standard solution ah WW to select auto calibr
29. Do not apply physical shock or excessive force to the glass sensor or it may break Replenishment of Electrode Filling Solution When the level of KCI filling solution drops replenish following the procedure in Section 6 5 8 2 IM 12B03D02 01E 8 ORP Meter 8 3 Checking the ORP Sensor Use a check solution to verify that the ORP sensor operates properly The oxidation reduction potential of the check solution to be used should have been correctly determined by a normal ORP sensor The following explains how to check an ORP sensor using a quinhydrone reagent spare part Preparing a Quinhydrone Solution Prepare a 250 ml solution in a wide mouthed bottle by dissolving one pack of quinhydrone reagent in deionized water If the temperature of deionized water is low the reagent may not be dissolved completely and some powder may float on the surface of the solution This will not affect the ability of the solution A quinhydrone solution may change with time so it should be prepared and used within the same day Procedure 1 Pour 50 to 100 ml of the prepared check solution into a clean container 200 ml 2 Rinse off the remaining sample solution if any from the electrode with water and then wipe off water drops 3 Immerse the electrode tip in the check solution and wait until the reading has stabilized This should take 5 to 10 minutes 4 Read the mV value and solution temperature The mV reading at the soluti
30. FORMATION Doses by mouth can cause singing in the ears nausea and stomach ache LDs 225 mg kg orally in rats RTECS 12 ECOLOGICAL INFORMATION No information IM 12B03D02 01E MSDS 17 MSDS MATERIAL SAFETY DATA SHEET page3 3 Revised Jun 1 2000 Printed Jun 1 2000 MSDS No K068 00 200 NAME QUINHYDRONE 13 DISPOSAL CONSIDERATIONS Dissolve or mix the material with a combustible solvent and burn in a chemical incinerator equipped with an afterburner and scrubber TLV and source ACGIH 1995 1996 No information for reference TLV TWA 8h 0 1ppm 0 44mg m as p benzoquinone TLV TWA 8h 2mg m as hydroquinone 16 OTHER INFO The above information is believed to be correct but dose not purport to be all inclusive and shall be used only as a guide Responsibility for MSDS Koso Chemical Co Ltd Address 1 6 Honcho 2 chome Nihonbashi Chuo ku Tokyo Japan Telephone No for information 03 3241 3282 MSDS 18 IM 12B03D02 01E MSDS MATERIAL SAFETY DATA SHEET pagel 3 Revised Dec 28 1999 Printed Dec 28 1999 d MSDS No K098 99 477 NAME POTASSIUM HYDROGEN PHTHALATE 1 CHEMICAL PRODUCT IDENTIFICATION AND COMPANY IDENTIFICATION Product Name POTASSIUM HYDROGEN PHTHALATE Koso Chemical Co Ltd 1 6 Honcho 2 chome Nihonbashi Chuo ku Tokyo Japan Emergency Telephone No 048 556 6261 Material Potassium Hydrogen Phthalate Potassium Biphthalate CAS No 877 24 7
31. Formula CeH COOK COOH Purity 99 8 wt 3 HAZARDS IDENTIFICATION No information 4 FIRST AID MEASURES Mmm In case of contact immediately flush eyes or skin with copious amounts of water for at least 15 minutes while removing contaminated clothing and shoes If inhaled remove to fresh air A If swallowed wash out mouth with water provided person is conscious Call a physician Wash contaminated clothing before reuse Carbon dioxide Dry chemical powder or Appropriate foam Special firefighting procedures Wear self contained breathing apparatus and protective clothing to prevent contact with skin and eyes Unusual fire and explosions hazards No hazards 6 ACCIDENTAL RELEASE MEASURES To clean the floor and all objects contaminated by this material collect And after wash with plenty of water Do not breathe dust IM 12B03D02 01E MSDS 19 MSDS MATERIAL SAFETY DATA SHEET page2 3 Revised Dec 28 1999 Printed Dec 28 1999 MSDS No K098 99 477 NAME POTASSIUM HYDROGEN PHTHALATE 7 HANDLING AND STORAGE When using do not eat drink or smoke Avoid contact with eyes skin and clothing Wash thoroughly after handling Keep container tightly closed 8 EXPOSURE CONTROLS PERSONAL PROTECTION Wear suitable protective clothing and gloves Safety shower and eye bath Mechanical exhaust required 9 PHYSICAL AND CHEMICAL Appearance and odor Orthorhombic crystals and odoriess Boiling
32. Gasket Replacement for replacement 1 10 IM 12B03D02 01E 2 Preparation 2 Preparation 2 1 Installing the Batteries Install the batteries first Ay CAUTION Select a relatively moisture free location when installing batteries in the meter When installing batteries observe correct polarity battery orientation Failure to do so may damage to the meter Remove batteries from the meter if it is to be stored for an extended period of time Do not leave dead batteries in the meter They may leak and cause meter failure or erratic operation of the meter When replacing batteries replace both batteries at the same time If only one battery is replaced the new battery may discharge into the old battery which may leak chemicals and damage the meter If the battery box gasket is damaged or dirty then the unit may no longer be waterproof replace the gasket in this case 1 Loosen the screw holding the battery box cover using a coin or similar object 2 Remove the battery box cover and then install the batteries observing polarity diagram inside 3 Make sure the gasket on the inside rim of the battery box is free of foreign material 4 Put the cover back on Insert the tabs on the top of the cover into the slots at an angle of at least 45 and lower the cover into position 5 Press the both ends of the cover down with your fingers and tighten the screw to fix the cover onto the unit usin
33. H72SN AA or OR72SN LAA is indicated See Section 1 6 F010401 EPS IM 12B03D02 01E 1 Outline 1 5 PH72 Meter Part Names and Functions O ring Sensor cable connector Connection to a dedicated pH ORP sensor Hand strap attachment points Display pH mV and temperature simultaneously Keypad Battery box cover fixing screw Name plate PERSONAL pH ORP METER VODNA De ase o o F010501 EPS IM 12B03D02 01E 1 5 1 Outline 1 6 Sensors Types Part Names and Functions Sensors available for use with the Model PH72 Personal pH ORP Meter are general purpose pH sensors KCI replenish free and KCI refillable types needle type pH sensor test tube size pH sensor and KCI refillable type ORP sensor Check the Model and Suffix Code on the name plate to identify the type of your sensor Example of Name Plate MODEL PH72SN SUFFIX 11 AA 000001 YOKOGAWA gt Made in Japan Model and Suffix Code for pH and ORP Sensors Specification pH sensor for Personal pH ORP meter For PH71 PH72 KCI replenish free type combination pH sensor cable length 0 75 m For PH71 PH72 KCI replenish free type combination pH sensor cable length 3 m For PH81 PH82 KCI replenish free type combination pH sensor cable length 0 75 m 2 K9220 YA For PH81 PH82 KCI replenish free type combination pH sensor cable length 3 m 2 K9220YB For PH71 PH72 KCI refill
34. However it has complicated construction and is impractical Therefore in Yokogawa s ORP sensors an Ag AgCl electrode filled with a 3 3 mol l KCI solution is used as a reference electrode The relationship between the Ag AgCl electrode and the standard hydrogen electrode can be derived from the Nernst equation based on the following cell scheme Electrode Pt H Electrolyte solution Liquid junction or salt bridge KCl m AgCI Ag The reaction formula is AgCI e 4 Ag Cl If amp represents the activity from equation 9 6 o RT Q Asc ius eer Eqs E In Activity of solid a 1 then e 71 a 1 F Afr i F RT Inac a my m molality y activity coefficient F In Mer Ycr E Agci Can be obtained using the average ion activity coefficient y c of the KCI m solution instead of the activity coefficient of Cl actual measurement is impossible Eager E In Mge xci The relationship of the molality m molarity c activity coefficient at molality y and activity coefficient at molarity y is as follows c 9 8 d 0 001 c W d yan D j A 9 9 c m molality mol kg c molarity mol l or M d density of solution g cm W molecular weight of solute d density of solvent g cn Yy activity coefficient at molality y activity coefficient at molarity From equations 9 7 and 9 9 RT C y Eja E lii E39 odiis 9 10 do I
35. If an inert electrode not react with substances in a solution or not corroded by a solution e g platinum or gold is immersed in a solution where oxidized and reduced forms of substances are present the electrode will acquire the potential that corresponds the ratio of activities of both forms of substances and reaches its equilibrium This potential is called the oxidation reduction potential ORP The ORP E in millivolts between the indicator electrode and the reference electrode is expressed from the Nernst equation as follows RT i Ox i aee Sa A 9 6 nF Red E E Where E oxidation reduction potential when potential of standard hydrogen electrode is 0 standard electrode potential when Ox Red gas constant Faraday constant number of electrons absolute temperature Ox activity of oxidized form of substance Red activity of reduced form of substance s mwm Standard Hydrogen Electrode SHE Potentiometer Test solution F0911 EPS Figure 9 11 Measurement System of ORP Meter IM 12B03D02 01E 9 9 9 Technical Information 9 9 Reference Electrode The oxidation reduction potential in measurement is a value relative to the reference electrode If different types of reference electrodes are used the oxidation reduction potentials of identical solutions are apparently different In the electrochemical field the hydrogen electrode is generally used as a reference electrode
36. M 12B03D02 01E 9 Technical Information Obtained from equation 9 10 the potential of the Ag AgCl electrode filled with a 3 3 mol l KCI solution E AgCI has the temperature characteristic for the standard hydrogen electrode as shown in Figure 9 12 To convert E c to the value for the standard hydrogen electrode Egg E Epa E mV 9 11 Esp oxidation reduction potential when reference electrode is SHE E oxidation reduction potential when reference electrode is Ag AgCl electrode filled with 3 3 mol l KCI solution E c potential of Ag AgCl electrode filled with 3 3 mol l KCI solution vs SHE E liquid junction potential average liquid junction potential between KCl and test solution is approximately 3 mV 3 3mol l KCI Ag AgCl Electrode Potential 0 20 40 60 Temperature C F0912 EPS Figure 9 12 Temperature Characteristic of Potential of Ag AgCl Electrode with 3 3 mol l KCI E AgCI vs SHE IM 12B03D02 01E 9 Technical Information 9 10 Wetted Part Materials of Sensors General pH Sensors Polypropylene resin sensor body protective cover Glass glass electrode temperature element protective tube Ceramics liquid junction Silicon rubber sensor seal When cable is immersed KCI replenish free type Rigid polyethylene sensor grip PVC sensor cable Ethylene propylene rubber sensor grip cable connection Needle type pH sensor Glass sensor Test tube size pH sensor Glass sensor
37. User s Manual Model PH72 Personal pH ORP Meter IM 12B03D02 01E vigilant Yokogawa Electric Corporation 3rd Edition Preface Preface Thank you for purchasing the Model PH72 Personal pH ORP Meter Please read this manual thoroughly before using the meter The following symbol marks are used for safety precautions in this manual A WARNING Indicates that serious injury may result if the user fails to follow instructions A CAUTION Indicates that minor injury to personnel or damage to the equipment may result if the user fails to follow instructions A WARNING Do NOT use this instrument where there is a possibility of electrical shock Do NOT touch any part of the electrode immediately after using in very hot liquids otherwise you may get burned Ay CAUTION Do not apply physical shock or excessive force to the glass sensor or it may break If the meter will not be used for an extended period of time be sure to remove the batteries Otherwise battery leakage may occur causing damage to or malfunction of the meter The contents of this manual are subject to change without prior notice Yokogawa Electric Corporation assumes no liability for damage defects or loss of the product caused by any of the following Misuse by the user Inappropriate or out of specifications use of the product Use in an unsuitable environment Repair or modification of this or related products b
38. able type combination pH sensor cable length 0 75 m For PH71 PH72 KCI refillable type combination pH sensor cable length 3 m For PH81 PH82 KCI refillable type combination pH sensor cable length 0 75 ii K9220YC For PH71 PH72 needle type pH sensor cable length 0 75 m For PH71 PH72 test tube size pH sensor cable length 0 75 m For PH82 needle type pH sensor cable length 0 75 m 2 K9220YG For PH82 test tube size pH sensor cable length 0 75 m 2 K9220YJ Always AA ORP sensor for Personal pH ORP meter For PH72 KCI refillable type ORP sensor cable length 0 75 m For PH72 KCI refillable type ORP sensor cable length 3 m For PH82 KCI refillable type ORP sensor cable length 0 75 m 2 K9220YL For PH82 KCI refillable type ORP sensor cable length 3 m 2 Always AA 1 Part number of PH81 PH82 previous models 2 Waterproofing is not guaranteed if you use PH82 type sensor in conjunction with PH72 meter cor eps 1 6 IM 12B03D02 01E KCl replenish free type combination pH sensor PH72 11 AA 1 PH72 13 AA Name plate 1 1 Outline KCI refillable type combination pH sensor ORP sensor PH72 21 AA 1 PH72 23 AA PH72 41 AA PH72 43 AA Name plate PH72SN 21 AAN PH72 51 AA PH72SN 11 AA PH72SN 23 AA PH72SN 13 AA ORT2SN 41 AA ORT2SN 43 AA Waterproof cover Prevents water ingress that may cause i
39. al 10 to 100 MQ the voltmeter with high input impedance is required The external leak resistance should also be sufficiently high 10 2 Q or greater Voltmeter pH electrode Sl v Inner electrode Reference electrode KCI solution Glass membrane Test solution Liquid junction F0901 EPS Figure 9 1 Measurement Principle of pH Meter IM 12B03D02 01E 9 1 9 Technical Information 9 2 Relationship between EMF of Glass Membrane and pH 9 2 Value The relationship between the potential difference electromotive force developed across the glass membrane and the pH value had been studied and the theoretical values were determined Actual values however do not match the theoretical values due to manufacturing variations or deterioration with time Therefore a pH meter must be calibrated using standard solutions The emf of a glass electrode is affected by temperature To compensate for this temperature effect is called temperature compensation which is essential for pH measurement Figure 9 2 shows the diagram of glass electrode membrane Both membrane surfaces in contact with solutions are hydrated and the hydrogen ion activity in these hydrated layers is constant A boundary potential develops depending on the ratio of the hydrogen ion activities of the hydrated layer and of the solution This boundary potential e is expressed from the Nernst equation as follows 2 3026 R T TUE e D ox pH C
40. alic anhydride First aid treatment Eye contact Wash with running water for more than 15 minutes Skin contact Flush with large quantity of water Inhalation Move that person to a place with clean air and keep him quiet in bed Receive physician s treatment as necessary Ingestion Immediately rinse out the mouse and receive physician s treatment as necessary Measures to be taken in case of fire Fire extinguishing method It is fire resistant In case of a fire in the circumference immediately move the container to a safety place Block off the source of combustion to the origin of the fire and extinguish the fire using a fire extinguisher Fire extinguisher Sprayed water foam powder carbon dioxide S 2 IM 12B03D02 01E MSDS Reference number A002 Phthalate standard solution Measures to be taken in case of leakage When it drops on the floor surface immediately wipe it to collect in an empty container Flush the remaining solution with water Cautions on handling and storage Handling After handling wash the hand gargle and wash the face Storage Avoid direct rays seal off the container and keep it in a cool place Exposure preventions Standard control concentration Not established Acceptable concentration Japan Society for Occupational Health 1999 edition Not established ACGIH 1997 edition Not established Protection for facilities Install local ventilation duct entire ven
41. ards Emits toxic fumes under fire conditions 6 ACCIDENTAL RELEASE MEASURES UU To clean the floor and all objects contaminated by this material collect And after wash with plenty of water Do not breathe dust MSDS 16 IM 12B03D02 01E MSDS MATERIAL SAFETY DATA SHEET page2 3 Revised Jun 1 2000 Printed Jun 1 2000 MSDS No K068 00 200 NAME QUINHYDRONE 7 HANDLING AND STORAGE When using do not eat drink or smoke Avoid contact with eyes skin and clothing Wash thoroughly after handling After contact with skin wash immediately with plenty of water May cause fire by heating Keep container tightly closed Keep out of reach of children 8 EXPOSURE CONTROLS PERSONAL PROTECTION TT Wear suitable protective clothing and gloves Safety shower and eye bath Mechanical exhaust required 9 PHYSICAL AND CHEMICAL PROPERTIES TUTTU TTT Appearance Green crystals with metallic luster reddish brown by transmitted light Melting point 171 C sublimes with partial decomposition Specific gravity 1 40 Solubility Slightly soluble in cold water soluble in hot water ammonia alcohol insoluble in petroleum ether 10 STABILITY AND REACTIVITY 00000 T Stability Sublimate Incompatibilities Oxidizing and reducing agents Hazardous combustion or decomposition products In use may form explosive dust air mixture Hazardous polymerization Will not occur 11 TOXICOLOGICAL IN
42. ation AUto Auto calibration in progress 2nd point Auto calibration at 2nd point is complete F0401 EPS The last two calibration results are saved in the meter Therefore for 1 point calibration perform a 1 point calibration twice using the same standard solution or initialize calibration parameters refer to Section 5 3 11 Initialize calibration parameters I CP panel before performing a 1 point calibration 4 4 IM 12B03D02 01E IM 12B03D02 01E 4 Calibration Example 2 Calibration of a sensor without a built in temperature element using a pH 7 standard solution Needle type or test tube size pH sensor Thermometer Water HN Wait until 00 90 Std sol stabilizes Wash sensor with water Wipe off washing water thoroughly or wash in from sensor thoroughly water in beaker and then immerse sensor in standard solution cat AP io select auto calibration AUto Input of standard solution temperature H _ a a PH LUI Eg LI t A to enter 4 77 c standard T Ice solution 25 0 C fixed temperature Standard solution temperature Auto calibration in progress Auto calibration is complete ZIL Bn afew a a pH L LI seconds pH L LI LI Li l L AI 2 ee LE tce Temperature set on M tP panel F0402 EPS For 2 point calibration continue the procedure in the same way as Example 1 T
43. bration Two point calibration is generally recommended Calibration results are not affected by turning off the power and saved until the next calibration or the initialization of calibration parameters see Section 5 3 11 The last two calibration results are saved in the meter Therefore for 1 point calibration first initialize calibration parameters and then perform a 1 point calibration or without initializing perform a 1 point calibration twice using the same standard solution 4 2 IM 12B03D02 01E 4 Calibration 4 1 Automatic Calibration In automatic calibration the Model PH72 Personal pH ORP Meter automatically recognizes standard solutions being used and calibrates itself using values of Table 4 1 Two types of standard solutions are preprogrammed NIST solutions prepared in accordance with Japanese standards factory default and US solutions prepared in accordance with the U S standards If NIST is selected the meter recognizes standard solutions with pH 2 4 7 9 and 12 The meter recognizes standard solutions with pH 4 7 and 10 if US is selected Table 4 1 pH Temperature Relationship in pH Standard Solutions NIST Sem I TS IsIsISI9ISISISI9 5I9 IIS a 1 694 1 700 1 715 1 723 1 743 1 766 4 003 3 999 3 998 3 999 4 002 4 008 4 015 4 024 4 035 4 047 4 075 4 091 4 126 4 164 6 984 6 951 6 923 6 900 6 881 6 865 6 856 6 844 6 838 6 834 6 834 6 836 6 845 6 859 9 464 9 39
44. bration Calculation 9 8 9 8 ORP Oxidation Reduction Potential m 9 9 Reference Electrode 1 5 cine cei ene iere 9 10 Wetted Part Materials of Sensors 9 11 References PIDE 1 MSDS Material Safety Data Sheet eene MADS 1 Revision Hecord 14 lectae niei dessa cece debe oe core end e usse EHe aa eran somma uM dne a i 5 IM 12B03D02 01E Contents 6 IM 12B03D02 01E 1 Outline 1 Outline The Model PH72 Personal pH ORP Meter is a highly accurate portable pH meter for laboratory and field application With its self diagnostic function the PH72 provides precise measurement of pH and ORP oxidation reduction potential Measurement results can be stored and stored data can be checked on the meter display any time The PH72 meter is of waterproof construction so that it can safely be used outdoors on a rainy day and can also withstand being accidentally dropped into water 1 1 Features Water resistant case When this meter is used with its dedicated sensor it meets the requirements of class IP67 according to Degree of Protection Provided by Enclosure in IEC 60529 Simple calibration Automatic calibration based on preprogrammed data of standard solutions or manual calibration can be done through simple key operations Calendar and clock function Internal clock functions allow one touch checking of measurement date and time
45. bration Calculation 9 8 The PH72 meter is calibrated at 2 points using 2 standard solutions The first calibration is done so a certain line is drawn through the calibration point Figure 9 9 The second calibration is done so a line is drawn through the first and second calibration points Figure 9 10 One point calibration is a simplified method where only the first calibration of 2 point calibration is performed A calibration point is the emf corresponding to the pH value of a standard solution used Refer to Table 4 1 mV Et Calibration line Theoretical line pH14 mV A F0909 EPS Figure 9 9 Calibration at First Point Second calibration point mV Theoretical line pH7 OmV pHO gt nr Calibration line slope FO910 EPS pH14 First s Asymmetry potential calibration point y YP Figure 9 10 Calibration at Second Point IM 12B03D02 01E 9 Technical Information 9 8 ORP Oxidation Reduction Potential In general oxidation is the gain of oxygen or the loss of hydrogen and reduction is the loss of oxygen or the gain of hydrogen In the electrochemistry field oxidation is defined as the loss of electrons and reduction is defined as the gain of electrons These reactions are reversible and expressed as follows Ox ne Red where Ox is the oxidized form of substance Red is the reduced form of substance e7 is an electron and n is the number of electrons transferred
46. carry out repairs in such a case so please replace the sensor In the event of a warranty claim any items that are considered to be defective should be sent freight paid for repair or replacement at Yokogawa discretion to the service department of the relevant sales unit The following information must be included in a letter accompanying the returned items Model code and serial number Copy of original purchase order showing the date Length of time used and the measuring environment Fault symptoms and circumstances of failure Statement whether service under warranty or out of warranty service is requested Complete shipping and billing instructions for return of goods plus the name and phone number of a contact person who can be reached for further information Goods that have been in contact with process fluids must be decontaminated disinfected before shipment and a statement to this effect should be included Safety data sheets for all process components that the goods have exposed to should also be included How to replace and dispose the batteries This is an explanation about the new EU Battery Directive DIRECTIVE 2006 66 EC This directive is only valid in the EU Batteries are included in this product When you remove batteries from this product and dispose them discard them in accordance with domestic law concerning disposal Take a right action on waste batteries because the collection system in the EU on wast
47. d Values If error messages do not occur but measured values seem incorrect check the following Are proper standard solutions used Is the sensor connected to the meter securely Are air bubbles trapped in the electrode tip Has the electrode dried out Is the electrode dirty Is the sensor damaged or dirty Is the electrode immersed in the sample solution properly Has the level of the electrode filling solution dropped for KCI refillable type sensors Is the electrode filling solution contaminated with the sample solution for KCI refillable type sensors Has the actual temperature of the solution been set properly for a needle type or test tube size pH sensor IM 12B03D02 01E 7 5 7 Troubleshooting 7 4 Other Conditions An alarm sounds The alarm is set to sound at the preset alarm time Refer to Section 5 3 7 Alarm time setting ALM panel Beeps The beep sound to acknowledge a key press can be enabled disabled Refer to Section 5 3 9 Set beep on off bZ o panel CHECK appears This indicates that the electrode has deteriorated The electrode may be used i i r4 C Jor C a rs i continuously even after this mark appears If a Err Err j message appears in addition to this mark however replace the sensor with a new one immediately This mark will also appear when deteriorated or poor quality standard solutions are used for calibration when dirt or deposits are present on the e
48. data after the deleted data item i e it was the last stored data item the data item before the deleted data item is displayed When data item 012 latest data is deleted PH TET Lr Item 012 is deleted so item 011 Bi 2 5 8 becomes the latest Dii dik Pn Item 011 is deleted CRA so item numbers of following items only item 012 in this case are decremented by 1 F050300 EPS 5 6 IM 12B03D02 01E 5 Keypad and Display Functions F ENT Aw to display other data Stored measurement data Day and month data item was stored Year data item was stored ZTT EN DATA H a p L4 00g Line lil E gt t ti Latest data Delete stored data panel Time data item was stored DATA wssa 7 C DATA pH ery pH ert II l yaam C277 DATA DATA EN Delete ae co Wie UL storeddata PH 4 f E E at JL s ILILLILI av noa Ig m Jc mae et GU IG JZ U IG GE k met mow When no stored data TATE LII DATA lt JUL Lit T z L zu H Fosoani 6S r4 n DEN rn a n n IM 12B03D02 01E 5 7 5 Keypad and Display Functions 2 Manual temperature setting M tP panel Used to input the temperature of a s
49. e batteries are regulated Battery type Alcaline dry cell Notice The symbol see above which is marked on the batteries means they shall be sorted out and collected as ordained in ANNEX II in DIRECTIVE 2006 66 EC How to remove batteries safely Refer to subsection 2 1 Installing the Batteries IM 12B03D02 01E 3 1 Outline 1 4 PH72 Meter Kit 14 z o Item Personal pH ORP meter User s Manual and Quick Manual Non slip pads 2 pcs Hand strap Dry batteries 2x AA batteries OCOOND AR wN KCI replenish free type pH sensor KCI refillable type pH sensor Needle type pH sensor Test tube size pH sensor KCI refillable type ORP sensor Cotton swabs for sensor cleaning pH 4 standard solution 50 mL pH 7 standard solution 50 mL Calibration bottles 2 bottles KCI filling solution 3 3 mol L 50 mL Syringe 5 mL Personal pH ORP meter 1 to 4 in common plus Without sensor None With KCI replenish free type combination pH sensor cable length 0 75 m 6 11 12 13 14 With KCI replenish free type combination pH sensor cable length 3 m 6 11 12 13 14 With KCI refillable type combination pH sensor cable length 0 75 m 7 11 12 13 14 15 16 With KCI refillable type combination pH sensor cable length 3 m 7 11 12 13 14 15 16 With
50. e quantity of warm water to vomit it and receive physician s treatment Measures to be taken in case of fire Fire extinguishing method Noncombustible Fire extinguisher Large quantity of water IM 12B03D02 01E MSDS 9 MSDS Reference number NoA005 Borate solution Measures to be taken in case of leakage When it drops on the floor surface immediately wipe it to collect in an empty container Flush the remaining solution with much water However as thick waste fluid stains the river care should be taken so that it may not be discharged Cautions on handling and storage Handling Touching with the healthy bare hand causes no injury However as the solution is absorbed from the injured skin and defatted skin avoid handling directly with the bare hand Storage Avoid direct rays and humidity seal off the container and keep it in a cool place Exposure preventions Standard control concentration Not established Acceptable concentration Japan Society for Occupational Health 1999 edition Not established ACGIH 1997 edition TLV TWA 5 mg m Protection for facilities Install local ventilation duct entire ventilation system and body washing facilities as necessary Protective equipment Wear dust respirator safety goggles protective glove and protective clothing when needed Physical chemical pue Appearance Transparent and colorless liquid Alkalinity pH 9 18 Boiling point te SSE Vapor pressure
51. ed Before Calibration The following should be checked and set before calibration 1 Contamination of the sensor Make sure that no dirt or deposits are present on the sensor 2 Temperature setting When using a sensor without a built in temperature element i e a needle type or test tube size pH sensor the temperature of a standard solution to be used should be set into the meter Refer to Section 5 3 2 Manual temperature setting M tP panel 3 Battery condition Check the battery condition indicator for remaining life If the indicator is flashing calibration cannot be performed Replace the batteries Refer to Section 2 1 Installing the Batteries IM 12B03D02 01E 4 1 4 Calibration Error Messages during Calibration If the meter detects an abnormality during calibration E rro E re e E ce j or CHECK SENSOR Troubleshooting may be displayed In such a case take corrective actions referring to Chapter 7 Canceling Calibration To cancel the calibration procedure press or key The meter will return to measurement mode 1 point and 2 point Calibrations There are two types of calibrations 1 point calibration using only one standard solution and 2 point calibration using two standard solutions One point calibration is a simplified calibration method which can be used only when the anticipated pH values of sample solutions are near the certified pH value of a standard solution used for cali
52. ee Section 1 6 For KCI refillable type sensors replace the filling solution IM 12B03D02 01E 7 3 7 Troubleshooting 3 Err3 Abnormal slope or calibration temperature 4 Appears during calibration In the Model PH72 Personal pH ORP Meter standard solution data NIST and US are preprogrammed During automatic calibration the meter recognizes standard solutions being used based on these data If standard solutions other than the preprogrammed ones are used an Err3 message will appear It will also appear if the slope is outside the range of 65 to 12596 Possible Causes Defective standard solutions Dirty electrode Clogged liquid junction nsulation failure in electronics Outside calibration temperature range mproper manual temperature setting Corrective Actions Use properly prepared standard solutions See Chapter 4 Remove dirt or deposits from the electrode and liquid junction See Section 6 2 Remove stain or moisture from the connectors See Section 6 6 Perform calibration within the calibration temperature range Set the temperature of the solution used manually and correctly See Section 5 3 2 Err4 Out of measuring range Appears during measurement The Model PH72 Personal pH ORP Meter can measure the pH value of a solution in the range of 0 to 14 pH If the pH value of the solution being measured is significantly outside this range 2 pH or lower and 16 pH or higher an
53. efer to Chapter 4 Calibration Ghd m SEL i a ICs L Yom aum F ENT otoo o toggle i 4 t e F ENT to confirm FosostoEPs 5 11 IM 12B03D02 01E 5 Keypad and Display Functions 11 Initialize calibration parameters I CP panel Used to initialize the parameters saved by calibration to default settings slope at 1 000 and asymmetry potential at 0 0 mV Wann Tama ZTT j L P M prg 4 5 y Maele Fal AadE s LEP EP F ENT to cancel F ENT to execute F so311 EPS 12 Set temperature unit tP U panel Used to select the temperature unit Celsius C or Fahrenheit F Use Ma W keys to select the desired temperature unit and press F ENT key to confirm Wana TTT EEI EPL n uM a Fal rode EP xd EB F 4 Do y e F ENT to confirm 13 Check version number VEr panel F050312 EPS Used to check the version number of the program This is not user configurable a AN VU I F ENT 8i F050313 EPS IM 12B03D02 01E 5 Keypad and Display Functions 14 Defrag memory dFLG panel Up to 300 data can be stored Unnecessary data can be individually deleted refer to Item 1 Display stored data but this individual deletion does not free up memory occupied by deleted data Therefore T Li l L L may be displayed even though less than 30
54. eratogenicity was found Ecological information Decomposability Decomposability is satisfactory As phthalic anhydride Toxicity to fish No data available Others As phthalic acid Octanol water distribution coefficient 0 10 to 0 41 Cautions on disposal Neutralize with alkali and discharge as pH 5 8 to 8 6 Cautions on transportation Prevent dropping overturn collapse of cargo piles etc and carefully handle Do not break or leak the bag Applicable law and ordinance Labor Security and Hygiene Law Fire Service Law Poison Law PRTR Law Dangerous Object Regulation Not applicable Others cited reference etc 13599 Chemical Goods Chemical Daily THE MERCKINDEX TENTH EDITION Since the evaluation of harmful effects and hazardous properties is not always sufficient be fully careful of handling the material The described contents offer information and do not give any kind of guarantee The above mentioned cautions are those for ordinary handling In case of special handling therefore take safety measures suitable for intended use MSDS 4 IM 12B03D02 01E MSDS 1 Material Safety Data Sheet Information on manufacturer Company s Name Toko Chemical Laboratories Co Ltd Address Post Code 168 0071 1 18 8 1 Chome Takaido nishi Suginami ku Tokyo Japan Division in charge Quality Control Division TEL 03 3334 3481 FAX 03 3334 3484 Emergency Call 03 3334 0781 FAX 03 3334 3484 Reference nu
55. es depending on the types and concentrations of cations and on the temperature s Acid error a s Theoretical value EMF at pH 7 8 9101112 pH NE S Slope difference pHx Alkaline error F0905 EPS Figure 9 5 EMF Characteristics of Glass Electrode V o o Solution temperature Alkaline error m N D e eo o 9 10 11 12 13 14 Test solution pH jososers Figure 9 6 Ion Type vs Alkaline Error 9 6 IM 12B03D02 01E 9 Technical Information S E 60 5 Solution temperature no Na 5 40 at 25 C oO 20 1mol Na oO 0 0 1mol Na 9 10 11 12 13 14 Test solution pH F0907 EPS Figure 9 7 Ion Concentration vs Alkaline Error 9 6 The Acid Error The acid error also varies depending on the glass membrane compositions and the types of acids It increases gradually with immersion time and finally reaches equilibrium Once a glass electrode has the acid error it cannot recover soon even by being soaked in a neutral solution and needs considerable time Practically the acid error is small compared to the alkaline error so that it is negligible pH S ai 0 1 2 3 i 5 10 FH2S04 o spo o 30 7 HCI Solution temperature _ i 50 at 25 C F0908 EPS Figure 9 8 Acid Type vs Acid Error IM 12B03D02 01E 9 7 9 Technical Information 9 7 Cali
56. g a coin or similar object Note Do not attempt to tighten further when you feel resistance before the cover is fastened in place Loosen the screw once and retighten F020101 eps IM 12B03D02 01E 2 1 2 Preparation 2 2 Connecting the Sensor Cable Connect the sensor cable A CAUTION Connect the sensor cable in a place free from moisture When connecting the sensor cable tighten by turning only the silver locknut do not turn the cable or waterproof cover Also take care not wet or contaminate the connector Sensors for the PH81 or PH82 meters can be connected When used in conjunction with the PH72 meter however water resistance is not guaranteed This is due to the different construction of the connector cover 1 Pull the waterproof cover along the sensor cable away from the Locknut connector to expose the locknut Silver 2 Connect the connector to the meter body Then tighten firmly by turning only the locknut Align the slots of the sensor cable connector with the posts of the connector on the meter 7 3 Move the waterproof cover toward the connector until it contacts with the O ring on the meter body Make sure that the O ring is free of foreign material 4 Push and rotate the waterproof cover 1 4 turn 90 degrees clockwise to lock into place F020201 eps Note Itis recommended that the sensor be kept connected to the meter to avoid contamination of the connectors
57. he difference between Example 1 and 2 is that appears on the display and the temperature of a standard solution should be entered manually 4 5 4 Calibration 4 2 Manual Calibration 4 6 When using standard solutions other than those preprogrammed for automatic calibration see Section 4 1 calibration should be performed manually In 2 point calibration manual calibration can be performed at both two points or manual calibration performed at one point either 1st or 2nd in combination with automatic calibration using a specified standard solution at the other point Note Although manual calibration can be performed using standard solutions the same as the ones preprogrammed for automatic calibration it only makes the procedure more complicated When using these standard solutions automatic calibration should be generally performed Precautions 1 The difference between the pH values of two standard solutions to be used for 2 point calibration must be at least 0 7 pH If not the meter will recognize the two standard solutions as the same calibration point That is the second calibration result will override the first calibration value resulting in 1 point calibration 2 When using alkaline standard solutions use the standard solution with lower pH for the first point calibration If not CHECK may appear IM 12B03D02 01E Procedure Example 3 Manual calibration Wash sensor with water thoroughly or wa
58. ill free up memory occupied by deleted data allowing data to be stored newly To check stored data refer to Section 5 3 D Display stored data dAt panel Pressing DATA or key while DATA mark is flashing cancels data storage and returns the meter to measurement mode DATA Abort data storage pH While is flashing press para or keys to abort data storage Execute data storage Press F ENT key to store data while is flashing Fostanp EPS IM 12B03D02 01E 4 Calibration 4 Calibration Calibration using standard solutions means to measure the pH value of a certified standard solution and to adjust the pH meter so it reads the same value as the certified value of the standard solution The PH72 meter can be calibrated automatically or manually The PH72 meter must be calibrated before measurement if it has been stored for a long period the electrode has been cleaned or otherwise necessary Precautions 1 Use certified standard solutions Using deteriorated standard solutions will result in inaccurate calibration Standard solutions are available as spare parts see Section 1 8 Pour a portion of the standard solution into a calibration bottle supplied and use for calibration Do not reuse the portion Discard it and use a fresh portion for another calibration 2 Do not press key unless calibration is needed Otherwise saved calibration results may be chang
59. im any items that are considered to be defective should be sent freight paid for repair or replacement at Yokogawa discretion to the service department of the relevant sales unit The following information must be included in a letter accompanying the returned items Model code and serial number Copy of original purchase order showing the date Length of time used and the measuring environment Fault symptoms and circumstances of failure Statement whether service under warranty or out of warranty service is requested Complete shipping and billing instructions for return of goods plus the name and phone number of a contact person who can be reached for further information Goods that have been in contact with process fluids must be decontaminated disinfected before shipment and a statement to this effect should be included Safety data sheets for all process components that the goods have exposed to should also be included IM 12B03D02 01E 3 Contents CONTENTS diari nec 1 1 1 Outline 1 1 1 Features 4 1 2 Specifications 1 2 1 8 When You Receive the PH72 Meter Package 1 3 1 4 PH72 Meter Kit 1 4 1 5 PH72 Meter Part Names and Functions 1 5 1 6 Sensors Types Part Names and Functions 1 6 1 7 Options Available Separately 1 8 1 8 Spare Parts 1 9 2 Preparation 1 2 1 Installing the Batteries 2 2 Connec
60. internal solution side 9 1 2 3026 R T eg LE pHs C g sample solution side 9 2 Where R gas constant 8 3145 J mol K T absolute temperature t C 273 15 K F Faraday constant 9 6485 x 10 C mol C potential at interface between glass and internal solution Cs potential at interface between glass and sample solution Given the potential at internal solution side is reference the difference across the membrane e is 2 3026 R T e eg e E c pH 7 pHg t Cg C 9 3 To determine the difference of membrane potentials two inner electrodes are incorporated in a glass electrode and a reference electrode and the difference in potential at two electrodes is measured by a pH converter with high input impedance This potential difference Eg is expressed as follows when the difference of single electrode potential of the two inner electrodes and C C in equation 9 3 are collectively represented by E 2 3006R T E Fo pH pHs Bas verre 9 4 E 54 20 0 1984 t X pH pHg FEAs s 9 5 In the equation pH is the pH buffer solution filled in the glass electrode so the pH should be constant Using a solution pH standard solution with known pH as pH at a certain temperature the relationship between millivolt and pH can be determined thereby the pH can be directly derived from the membrane potential difference as shown in Figure 9 3 IM 12B03D02 01E 9
61. isture from connector of sensor cable F060601 eps Ay CAUTION Use anhydrous alcohol to clean the connectors so no moisture remains Dry connectors completely IM 12B03D02 01E 6 5 6 Maintenance 6 7 Storage and O ring Gasket Replacement Storage Precautions Care is required when storing the meter and sensor To maintain in good condition observe the following 1 Before storage wash off remaining sample solution from the sensor with water Deposits on the liquid junction if any must be removed thoroughly or the junction may be clogged A clogged junction will cause invalid measurements e g unstable pH readings Keep a wetting cap attached to the sensor For KCl refillable type sensors seal the fill hole with a plug 2 Leave the sensor connected to the meter body to protect the connectors and O ring from staining Contamination may cause deteriorated insulation of connectors or poor water resistance by the O ring 3 Do not place any object on top of the sensor or on the top of the PH72 meter Attach wetting cap containing cotton wad moistened with a few drops of water For KCI refillable type sensor seal fill hole with plug Protective cover Wetting cap F0604 EPS Figure 6 4 Sensor Storage Condition Storage Location When not in use store the meter and sensor in a safe place If it is to be stored for a long period store it in a place With low humidity at or near nor
62. kaido nishi Suginami ku Tokyo Japan Division in charge Quality Control Division TEL 03 3334 3481 FAX 03 3334 3484 Emergency Call 03 3334 0781 FAX 03 3334 3484 Reference number No A005 Jun 29 2004 Product name chemical name trade name etc Borate solution Specification of material Classification of single product and mixture Mixture Chemical name Sodium tetraborate solution Component and content Sodium tetraborate Hydrate 0 01mol kg Chemical formula or constitutional formula Na2B407 10H20 Reference number of Notice through official gazettes Law Concerning Examination and Regulation of Manufacture and Handling of Chemical Substances Reg No 1 69 CAS No o 1308 964 U N classification and U N No Not fall under U N standard Hazard classification Name of classification Not fall under standard of classification Hazardous nature Not fall under dangerous substance prescribed by Fire Service Law Harmful effects Ingestion in large quantities is harmful No corrosiveness Environmental impact No data available First aid treatment Eye contact Immediately wash with running water for more than 15 minutes Skin contact Flush with large quantity of water Inhalation Move that person to a place with clean air and keep him quiet in bed Gargle with large quantity of water or warm water Receive physician s treatment as necessary Ingestion Immediately rinse out the mouse drink larg
63. le Cautions on disposal Neutralize with acid and discharge as pH 5 8 to 8 6 Cautions on transportation Prevent dropping overturn collapse of cargo piles etc and carefully handle Do not break or leak the bag Applicable law and ordinance Labor Security and Hygiene Law Fire Service Law Poison Law Not applicable PRTR Law First grade designated chemical material Others cited reference etc 13599 Chemical Goods Chemical Daily Pollution poison and dangerous substance Author Hiroshi Horiguchi Sankyo Publishing THE MERCK INDEX TENTH EDITION Since the evaluation of harmful effects and hazardous properties is not always sufficient be fully careful of handling the material The described contents offer information and do not give any kind of guarantee The above mentioned cautions are those for ordinary handling In case of special handling therefore take safety measures suitable for intended use IM 12B03D02 01E MSDS 11 MSDS MATERIAL SAFETY DATA SHEET Yokogawa Electric Corporation 2 9 32 Nakacho Musashino shi Tokyo 180 8750 Japan Environment amp Analytical Div TEL 81 422 52 5648 FAX 81 422 52 0364 PRODUCT Potassium Chloride aqueous PRODUCT IDENTIFICATION Chemical Name Potassium chloride aqueous Composition 3 3mol L Formula KCl CAS No 7447 40 17 OTHERINFORMATION See Potassium chloride MSDS MSDS 12 IM 12B03D02 01E MSDS MATERIAL SAFETY DATA SHEET pagel
64. lectrode A dry glass electrode gives fluctuating pH readings If a glass electrode has dried up soak it in water tap water for 1 to 2 hours or longer to rehydrate The sensor will give stable pH readings IM 12B03D02 01E 6 3 6 Maintenance 6 5 Replenishing the Electrode with Filling Solution KCl solution Replenishment is required only when a KCI refillable type combination sensor is used An electrode filling solution leaks from the liquid junction little by little during measurement When the level of filling solution drops to the level shown in Figure 6 3 replenish with a 3 3 mol l KCI solution supplied A CAUTION A syringe tip is sharp Handle with care Syringe supplied Filling solution level Fill hole for KCI solution Protective cover Replenish when filling solution How to fill using syringe level drops to the level shown above erep Figure 6 3 Replenishment of Filling Solution 6 4 IM 12B03D02 01E 6 Maintenance 6 6 Cleaning and Drying Connectors Deteriorated insulation between connector pins can cause inaccurate readings To remove stains and or moisture that may cause deteriorated insulation clean the connector with a dry cloth or a cloth moistened with anhydrous alcohol If necessary use a dryer O ring Wipe off stains and or moisture on T meter connector with a dry cloth Check that there are no stains on the O ring Hot air Le Use a dryer if necessary to remove mo
65. lectrode or when calibration is performed improperly When it appears perform acid cleaning see Section 6 2 and recalibrate using fresh standard solutions appears This does not indicate any failure if a sensor without a built in temperature element a needle type or test tube size pH sensor is used If this mark appears manually set the temperature of a solution See Section 5 3 2 If it appears even though a sensor with a built in temperature element is used the temperature measuring circuit may have broken In this case the meter performs temperature compensation assuming that the solution temperature is 25 C Therefore the bigger the difference between the actual temperature of the solution and 25 C the bigger the error between the displayed measured value and the true value For reliable measurement replace the sensor with a good one This mark will also appear if the sensor is not connected properly Make sure that the connectors are securely connected 7 6 IM 12B03D02 01E 8 ORP Meter 8 ORP Meter 8 1 ORP Measurement Use a dedicated ORP sensor for ORP oxidation reduction potential measurement The ORP sensor is a KC refillable type with a platinum sensing electrode and looks the same as a KCI refillable type pH sensor The measuring temperature range of the ORP sensor is 0 to 80 C the same as that of the pH sensor The default setting for measurement unit of the Model PH72 Personal pH ORP Meter is pH
66. lectrode emf temperature characteristics Solution temperature Solution conductivity Ambient temperature Automatic compensation or manual compensation 0 to 80 C or 0 to 100 C 3 0 to 50 C when a KCI replenish free type sensor and its sensor cable are immersed in water 50 p S cm or more 0 to 50 C Construction Power source Protection class IP67 IEC 60529 2x AA batteries LR6 Auto power off function time configurable 1 to 120 minutes Approximately 600 hours of continuous use battery type and operating condition dependent Battery life Dimensions Approximately 150 H x 61 W x 42 D mm not including connector part Weight Approximately 220 g including batteries EMC Conformity Standards EMI Emission EN 61326 1 Class B Frequency Range Basic Standard Electromagnetic radiation disturbance 30 to 1000 MHz CISPR 16 1 and 16 2 T0101 EPS EMS Immunity EN 61326 1 Table 2 For use in inductrial locations Test Item Test Specification Basic Standard Po riteria Electrostatic 4 kV contact IEC 61000 4 2 discharge 8 kV air Bid Test Item 1 80 to 1000 MHz 10 V m unmodulated 80 AM 1 kHz RF amplitude 1 4 to 2 0 GHz 2 modulated 10 V m unmodulated electromagnetic field 80 AM 1 kHz 2 0 to 4 0 GHz 3 V m unmodulated 8096 AM 1 kHz IEC 61000 4 3 A Normal performance within the specification limits 20 of the measured value B Temporary degration
67. mal temperatures Not exposed to direct sunlight or water No corrosive gases are present Replacing the O ring and Gasket A gasket in the battery box and an O ring on the sensor connector of the meter can be replaced Heavily contaminated or damaged gasket and or O ring should be replaced A CAUTION When installing an O ring and gasket clean them and their mounting surfaces with a cloth moistened with alcohol so that they are free from dirt Otherwise water resistance may not be assured 6 6 IM 12B03D02 01E 6 Maintenance 1 Replacing the O ring Install the O ring on the cylindrical flat part of the connector as shown below O ring F060701 EPS 2 Replacing the Gasket Install the gasket on the groove on the battery box so the raised part fits in place as shown below The gasket is symmetrical right to left and front to back Gasket Tui meter top L Raised part F060702 EPS IM 12B03D02 01E 6 7 6 Maintenance 6 8 IM 12B03D02 01E 7 Troubleshooting 7 Troubleshooting 7 1 Causes of Abnormal Readings and Errors If the pH reading is unstable or abnormal or an error message appears during measurement or calibration check the following 1 Improper maintenance or usage 2 Expired consumables 3 Failure If any trouble occurs determine the cause and take corrective actions referring to Section 7 2 If the trouble cannot be fixed contact yo
68. mber A004 January 26 2004 Product name chemical name trade name etc Neutral phosphate standard solution Specification of material Classification of single product and mixture Mixture Chemical name Potassium dihydrogen phosphate solution Disodium hydrogen phosphate solution Component and content Potassium dihydrogen phosphate 0 025mol l Disodium hydrogen phosphate 0 025mol 1 Chemical formula or constitutional formula KH2POs Naa3HPO4 Reference number of Notice through official gazettes Law Concerning Examination and Regulation of Manufacture and Handling of Chemical Substances Reg No 1 497 CAS No 7558 79 4 U N classification and U N No Hazard classification Name of classification Not fall under standard of classification Hazardous nature None Harmful effects Weak toxicity is shown by oral ingestion and intravenous administration Environmentalimpact Discharging a large quantity of the solution in rivers may affect them as a rich source of nutrient First aid treatment Eye contact Immediately wash the eye with running water for more than 15 minutes and then wash with boric acid solution Receive eye doctor s treatment Skin contact gt Flush with water Inhalation Gargle Ingestion When large quantity is ingested drink water to vomit it and then receive physician s treatment Measures to be taken in case of fire Fire extinguishing method Noncombustible Fire extingui
69. ment Glass electrode Liquid junction F0601 EPS Figure 6 1 How to Clean Using a Toothbrush e Chemical Contaminants Chemical contaminants can affect the electrode performance even though the electrode CHECK SENSOR hydrochloric acid approximately 0 1 mo l 1 to 2 pH for 10 to 20 minutes this process is called acid cleaning Since an electrode deteriorates gradually in service its performance cannot be recovered completely even if acid cleaning is conducted After cleaning rinse off cleaning solution from the electrode with water appears to be clean If appears on the display soak the electrode in dilute Note Dilute hydrochloric acid is commercially available at a pharmacy Handle with care 6 2 IM 12B03D02 01E 6 Maintenance After 10 to 20 minutes 0 1 mol l dilute Cleaning water hydrochloric acid Soak in 0 1 mol l hydrochloric acid Rinse thoroughly in water cps Figure 6 2 Acid Cleaning 6 3 Sensor Replacement Since a pH sensor undergoes chemical changes with time its performance deteriorates gradually Under normal operating conditions a sensor can be used for one or two years Sensor deterioration however speeds up depending on the nature of a sample solution e g a high temperature solution Storage conditions also affect the sensor life If Er or Er ra appears while calibration is being performed with a sensor for which CHEK is aad replace the sensor 6 4 Rehydrating the Glass E
70. mperature The pH value of a solution at the actual temperature may be converted into the one at a reference temperature This is generally called conversion to reference temperature which is different from the temperature compensation 9 4 The Asymmetry Potential Theoretically when identical buffer solutions pH pH are present on both sides of the membrane of a glass electrode the emf should be 0 mV In reality some potentials C Cj develop depending on the thickness of the glass membrane heat treatment process service history or other factors This is called the real asymmetry potential In addition to this potential the difference in single electrode potential between the inner electrodes of the glass electrode and of the reference electrode and a liquid junction potential are collectively referred to as the apparent asymmetry potential or just the asymmetry potential This asymmetry potential is E in equation 9 4 Liquid junction potential occurs due to dirt or clogging of the liquid junction or other factors IM 12B03D02 01E 9 5 9 Technical Information 9 5 The Alkaline Error As shown in Figure 9 5 the emf of a glass electrode deviates from the linear value on the alkaline side This is called the alkaline error The magnitude of the alkaline error varies depending on the glass membrane compositions The alkaline error is likely to occur with the presence of sodium and lithium and even with the same pH it vari
71. n the standard solution used for calibration changed in quality deposits are present on the electrode check is performed during calibration If deposits are present clean the sensor see Section 6 2 or calibration is performed improperly IM 12B03D02 01E 5 Keypad and Display Functions 5 3 Function Mode Outline Various functions are supported by function mode Press key while the meter is Note The last selected and executed item is displayed when you move to function mode Use 4 amp W keys to cycle through the items listed in Table 5 1 in that order in measurement mode to move to function mode Setting Procedures Use Ma W keys to move to the desired item While the desired item is flashing press key to access that item panel To return from function mode to measurement mode press key anytime Table 5 1 Function Mode Item List dAt dft Display stored data no dAtA MiP ntf Manual temperature setting 25 C PVU PHL Set measurement unit pH dEL A JEL A Delete all stored data dAtE GALE Date setting 2004 1 month 1 day tIME L AE Time setting 0 hour 0 minute ALM ALA Alarm time setting oFF A oFF FigFF Set Auto Power Off time 20 min bZo h o Set beep on off on Std Std Standard solution setting LCP LP Initialize calibration parameters tP U LPL Set temperature unit vEr ber Check version number dFLG GFLG
72. n 2 6 IM 12B03D02 01E 3 Measurement 3 Measurement 3 1 Precautions 1 After storage for an extended period of time it is recommended that the meter should be calibrated before taking measurements 2 When using a KCI refillable type sensor check the level of filling solution Refer to Section 6 5 3 Do not use the meter in a solution with the temperature exceeding 80 C 100 C for the needle type and test tube size pH sensors When a KCI replenish free type sensor is used and its sensor grip is immersed the temperature of the solution should not exceed 50 C Also do not use the meter in strongly corrosive solutions such as a solution containing hydrofluoric acid 4 Remove stains from the PH72 meter body using a soft cloth or tissue If necessary use a neutral detergent 5 If an abnormal symptom occurs during measurement locate the cause of the ymp g problem and take corrective actions referring to Chapter 7 Troubleshooting 6 After measurement rinse off dirt or the sample solution from the sensor with water and store it Refer to Chapter 6 Maintenance 7 Keys should be operated by fingers Using the PH72 Meter on a Table The meter is designed as a portable instrument however to use it on a table attach non slip pads supplied with the instrument at top and bottom of the meter to stop it from moving when the sensor is moved Non slip pads
73. ns Leave the sensor in a standard solution until the reading stabilizes and then try recalibration Remove dirt or deposits from the liquid junction See Section 6 2 Remove stain or moisture from the connectors See Section 6 6 Immerse the sensor properly See Section 3 2 Immerse the sensor in water for 1 to 2 hours or longer to rehydrate See Section 6 4 7 2 IM 12B03D02 01E 7 Troubleshooting 2 Err2 Abnormal asymmetry potential Appears during calibration A sensor deteriorates in service and the emf deviates from the initial one If the difference increases and exceeds the limit that can be compensated by calibration an Err2 message will appear It will also appear if the pH value of the standard solution is abnormal or if the asymmetry potential is outside the range of 96 to 120 mV Possible Causes Clogged liquid junction Insulation failure in electronics Improper standard solution Dirt or deposits on electrode Electrode filling solution has been depleted Expired battery life Electrode contaminated with standard solution Corrective Actions Remove dirt or deposits from the liquid junction See Section 6 2 Remove stain or moisture from the connectors See Section 6 6 Use properly prepared standard solutions See Chapter 4 Perform acid cleaning See Section 6 2 For KCI refillable type sensors replenish with filling solution See Section 6 5 Replace the sensor S
74. nsulation failure ZY Sensor cable J Connector Connection to pH ORP meter Sensor body Glass electrode Measures pH values Liquid junction Provides electrical contact between internal reference electrode and sample solution Protective cover Removed only during cleaning Temperature element Connector Sensor grip Plastic body that can withstand temperature up to 80 C Glass electrode Platinum electrode Sensor cable Waterproof Sensor grip Sensor body Fill hole plug Prevents filling solution from leaking from fill hole during storage Always unplugged during measurement junction Fill hole for KCI filling solution Temperature element 3 3 mol l KCI solution is used Measures solution temperature and compensates for temperature effect on pH electrode i Protective cover letting ca Wetting cap coe Used to prevent glass electrode from dying out During storage this cap with cotton wad moistened with water should be attached to electrode tip 1 On the name plate of sensor Model and Suffix Code of sensor itself PH72SN AA or OR72SN AA is indicated See Section 1 6 F010602 EPS IM 12B03D02 01E 1 7 1 Outline 1 7 Options Available Separately The following options are available for the Model PH72 Personal pH ORP Meter for your convenience When ordering specify the part number pH 9 Standard solution Part no K9220XF Used for calibration when
75. olution into the meter when using a sensor without a built in temperature element needle type or test tube size pH sensor This setting is not required when a sensor connected has a built in temperature element The setting range is from 10 0 to 110 0 C sm TEMP ZLI pr e a uc I Z IL eY vs F ENT F ENT to confirm E AadE F050302 EPS at r a o 3 Set measurement unit PV U panel Used to set a pH unit for pH measurement or a mV unit for ORP measurement ZIT EZZ 777 Iu III pH Lit pae ay i Ear fF se t0 But eode rdi i CAL OQO proceed it eet F ENT to confirm F050303 EPS 4 Delete all stored data dEL A panel Used to delete all stored data Press key on the flashing dEL A panel 2 will be flashing Use amp keys to select YY E c Press key to delete all stored data completely wenn Wann wana dELRA na a YES pig EM FntahodE s ddEL ALL J EL ALL proceed c oc f F ENT to cancel F ENT to execute Fo50304 EPS IM 12B03D02 01E 5 Date setting dAtE panel 5 Keypad and Display Functions Used to set the year four digits month and day in this order Use Ma W keys to set the year month and day and press F ENT key to confirm each entry The calendar function will be valid through to year 2090 6 Time setting tIME panel
76. on temperature must be within the tolerance 40 mV shown in Figure 8 2 If it falls within the tolerance the sensor is normal If not clean the sensor following the procedure in Section 8 2 IM 12B03D02 01E 8 3 8 ORP Meter 8 4 Quinhydrone solution Oxidation reduction potential mV Figure 8 2 10 20 30 Temperature C Tolerance 40 50 F0802 EPS Oxidation Reduction Potential of Check Solution IM 12B03D02 01E 9 Technical Information 9 Technical Information 9 1 Measurement Principle of pH Meter Glass Electrode Method A pH meter makes use of the potential difference developed between the two sides of a thin glass membrane that separates two solutions with different pH Figure 9 1 shows the schematic diagram of the measurement principle A glass electrode is filled with a pH 7 solution and has an inner electrode that measures the potential difference corresponding to the pH difference between the internal solution and the test solution A reference electrode has a constant potential irrespective of the pH of the test solution which is supported by potassium chloride KCI solution It prevents the reference electrode from making contact with the test solution but itself has electrical contact with the test solution through the liquid junction A voltmeter measures the potential difference between the electrodes As the membrane resistivity is high sever
77. or less of function or performance which is self recoverable Display value may be affected by strong electromagnetic field T0102 EPS Display range is from 2 to 10 pH 2 Display range is from 10 to 120 C 3 When a needle type or test tube size pH sensor is used 4 When alkaline batteries are used IM 12B03D02 01E 1 Outline 1 3 When You Receive the PH72 Meter Package Confirm that you received all package components of the PH72 meter you ordered referring to the Model and Suffix Code and the item list in Section 1 4 PH72 Meter Kit Carefully inspect the meter and sensor referring to Section 1 5 PH72 Meter Part Names and Functions and Section 1 6 Sensors Types Part Names and Functions Particular attention should be taken Not to lose a wetting cap attached on the sensor tip This cap is needed for storage Not to twist or pull the cable Not to hit or drop the meter Not to get connectors dirty In handling of standard solutions and reagents Solution bottles should be stored in a cool dark place and tightly capped after use Once opened the contents of a bottle should be used early Dispose of solutions in accordance with local regulations IM 12B03D02 01E 1 3 1 Outline 1 4 PH72 Meter Kit 1 4 Instrument Card Personal pH ORP meter ral o Item Personal pH ORP meter Dry batteries 2x AA batteries User s Manual and Quick Manual
78. ounds at TTT preset time from Monday i to Friday nf l I a alarm sounds once at preset time F050207 EPS 5 10 IM 12B03D02 01E 5 Keypad and Display Functions 8 Set Auto Power Off time A oFF panel Used to set the automatic power off time The meter turns off power automatically if no key is pressed during this preset time The time range is from 1 to 120 minutes If O is set the Auto Power Off function will be disabled Use the meter taking care to conserve the batteries Tezerea EEE a oe n a I aw os Fur gt LL eren io contim Poor ode Har nin 9 Set beep on off bZ o panel The beep sound on key press can be enabled disabled in this panel Use MA W keys to select on or off and press F ENT key to confirm Note that this beep setting does not affect the alarm sounding See Item 7 LI ZC LI Lil KR oy av Fal naadE bla bio F ENT to turn ON enable F ENT to turn OFF disable FoSo309 EPS 10 Standard solution setting Std panel Used to select the type of standard solutions NIST or US The factory default is NIST When using standard solutions prepared in accordance with the Japanese standards use the meter with the factory default of NIST Select US only when using standard solutions prepared in accordance with the U S standards R
79. point decompose Melting point 295 300 C Specific gravity 1 64 Solubility Soluble in about 12 parts cold water 3 parts boiling water slightly soluble in alcohol pH 4 0 0 05molA aqueous solution 10 STABILITY AND REACTIVITY 000 Stability Stable Incompatibilities No information Hazardous combustion or decomposition products No hazards Hazardous polymerization Will not occur i ToRIGOLOGICAL INFORMATION eee LDa 7 900 mg kg orally in rats Phthalic Acid 12 ECOLOGICAL INFORMATION ennen No information MSDS 20 IM 12B03D02 01E MSDS MATERIAL SAFETY DATA SHEET page3 3 Revised Dec 28 1999 Printed Dec 28 1999 i MSDS No K098 99 477 NAME POTASSIUM HYDROGEN PHTHALATE 13 DISPOSAL CONSIDERATIONS Dissolve or mix the material with a combustible solvent and bum in a chemical incinerator equipped with an afterburner and scrubber Very dilute solutions are biodegradable by specially acclimated bacteria 14 TRANSPORT INFORMATION ptre Shipping information No information 15 REGULATORY INFORMATION T TLV and source No information 16 OTHER INFORMATION The above information is believed to be correct but dose not purport to be all inclusive and shall be used only as a guide Responsibility for MSDS Koso Chemical Co Ltd Address 1 6 Honcho 2 chome Nihonbashi Chuo ku Trojan Telephone No for information 03 3241 3282 IM 12B03D02 01E MSDS 21 MSDS MSDS 22 IM 12B0
80. sh in water in beaker Std sol Wipe off washing water from sensor thoroughly and then immerse sensor in standard solution 4 Calibration 2 point calibration Wait until P reading stabilizes CAL mI Aw FILLE manual calibration MAn Prompting Manual calibration is complete TTT LTL H a o H pe a Porn PH Or i a es Le Lut Aw ENT e mie to enter to confirm Z gir F0403 EPS For 2 pont calibration continue the procedure following the dotted line When using a sensor without a built in temperature element needle type or test tube size pH sensor enter the temperature of standard solution following the procedure described in Section 4 1 Example 2 IM 12B03D02 01E 4 7 4 Calibration 4 8 IM 12B03D02 01E 5 Keypad and Display Functions 5 Keypad and Display Functions There are eight membrane keys on the keypad of the Model PH72 Personal pH ORP Meter The following key functions are provided Displaying a pH or mV value and temperature Displaying a pH or mV value date and time Holding a pH or mV value and temperature Storing data pH or mV value and associated information Function mode Calibration Moves to measurement mode or switches measurement display panels Also exits from the current function and returns to measurement mode Turns power on or off Automa
81. sher Water spray Measures to be taken in case of leakage Collect in an empty container and flush the remaining solution with large quantity of water IM 12B03D02 01E MSDS 5 MSDS Reference number A004 Neutral phosphate standard solution Cautions on handling and storage Handling Wear protective equipment when needed Storage Seal off the container Exposure preventions Physical chemical me Standard control concentration Not established Acceptable concentration Japan Society for Occupational Health 1999 edition Protection for facilities Protective equipment Not established ACGIH 1997 edition Not established Install local ventilation duct entire ventilation system and body washing facilities as necessary Wear safety goggles protective glove and protective clothing when needed Appearance Boiling point Vapor pressure Volatility Melting point Specific gravity Initial boiling point Solubility Others Transparent and colorless liquid Neutral e aC mmHg None am XT 14 8g 100g water 0 C KHzPO4 9 3g 100g water 20 C NasHPO4 Hazardous property information stability and reactivity MSDS 6 Flash point Ignition point Explosion limit Combustibility Explosiveness Stability and wea Upper limit Lower limit None Stable at normal temperature IM 12B03D02 01E MSDS Reference number A004 Neutral phosphate
82. ta storage press or key while DATA mark is flashing DATA mark will turn off and the meter will return to measurement mode Measurement key In measurement mode each press of this key cycles through three measurement display panels Refer to Section 3 3 Measurement Display Panel Pressing this key in other modes will return the meter to measurement mode If you want to cancel any operation press this key to return to measurement mode AY Setting change keys Used to change settings 5 2 IM 12B03D02 01E 5 Keypad and Display Functions Entry key Pressing this key during measurement moves the display to function mode Refer to Section 5 3 Function Modes This key is also used to confirm data entry Beep sound When a key is pressed the meter acknowledges it using a beep sound 1 One beep The meter will beep once confirming a valid key entry 2 Three beeps The meter will beep three times if the key entry is invalid To disable the beep refer to Section 5 3 9 Set beep on off bZ o panel Note that the volume of the beep sound is not adjustable IM 12B03D02 01E 5 3 5 Keypad and Display Functions 5 2 Display Items Display items and their descriptions are provided below aram CHECK WANN Battery condition indicator Temperature setting mode pHy i Manual mode L1 L1 1 L1 Data mode 0 am 0 anu 0 anu 0 a HOLD mode Calibration mode Sensor check mode
83. tic Power Off function default 20 min Auto Power Off Moves to calibration mode Moves to function mode or confirms data entry Holds the currently measured value Stores the currently measured value in memory Changes setting or value F050001 EPS IM 12B03D02 01E 5 Keypad and Display Functions 5 1 Keypad Functions Power On Off key Pressing and holding this key for at least one second when nothing is displayed on the LCD will turn the meter on The meter will be turned off by pressing and holding this key for at least two seconds when the meter is on If no keys are pressed for a preset time the meter turns off power automatically Refer to Section 5 3 8 Set Auto Power Off time A oFF panel Calibration key When pressed during measurement mark turns on and the meter moves to calibration mode To return to measurement mode press or key HOLD key When pressed during measurement mark turns on and the currently displayed measured pH or mV value and temperature are held Pressing or key will turn mark off and return the meter to measurement mode DATA key When pressed during measurement mark flash and the currently displayed measured pH or mV value and temperature are held temporarily Pressing key while mark is flashing will store the held data in memory After the data is stored successfully the meter returns to measurement mode automatically To cancel da
84. tilation system and body washing facilities as necessary Protective equipment Wear safety goggles protective gloves etc when needed Physical chemical properties Appearance Transparent and colorless liquid Acidity pH 4 Boiling point Ims Vapor pressure mmHg Volatility None Melting point uS Specific gravity Approx 1 0 Initial boiling point i seme o Solubility Easy to dissolve into water Others Sete Hazardous property information stability and reactivity Flash point No data available Ignition point No data available Explosion limit No data available Combustibility o Fire resistant Ignition quality None Oxidizing quality LS Auto reactivity and explosiveness Stability and reactivity Stable in ordinary use IM 12B03D02 01E MSDS 3 MSDS 3 Reference number A002 Phthalate standard solution Hazardous property information including human cases and epidemiological information Skin effects None Irritativeness May irritate the skin and eye Acute toxicity LD50 7 900mg kg oral rat as phthalic acid Ingestion irritates the throat and stomach Subacute toxicity After a rat was bred for one year with feed containing an additive of phthalic acid of 1 to 4 no remarkable change was found Carcinogenicity No data available Mutagenicity reproductive toxicity No data available Teratogenicity After a rabbit was subject to repeated dose on the 7th to 12th day pregnant no t
85. ting the Sensor Cable 2 3 Setting the Date and Time 2 4 Selecting pH or ORP Measurement 2 5 Wetting Cap oo eee 2 6 Manual Temperature Setting 2 7 pH Calibration 3 Measurement 3 1 Precautions 3 2 Measurement Procedures 3 3 Measurement Display Panel 3 4 Saving a Measured Value 4 Calibration 4 1 Automatic Calibration 4 2 Manual Calibration 5 Keypad and Display Functions 5 1 Keypad Functions 5 2 Display Items 5 8 Function Mode 6 Maintenance 6 1 For Optimum Meter Performance 6 2 pH Electrode Cleaning 6 3 Sensor Replacement 6 4 Rehydrating the Glass Electrode 6 5 Replenishing the Electrode with Filling Solution KCI solution 6 6 Cleaning and Drying Connectors 6 7 Storage and O ring Gasket Replacement 7 Troubleshooting 7 1 Causes of Abnormal Readings and Errors 7 2 Error Messages Possible Causes and Corrective Actions 7 3 Causes of Abnormal Measured Values 7 4 Other Conditions 8 ORP Meter 8 1 ORP Measurement 8 2 Maintenance of ORP Sensors 8 3 Checking the ORP Sensor 9 Technical Information 9 1 Measurement Principle of pH Meter Glass Electrode Method E 9 2 Relationship between EMF of Glass Membrane and pH Value 9 2 4 IM 12B03D02 01E Contents wee 9 4 9 5 9 6 9 3 Temperature Compensation 9 4 The Asymmetry Potential 9 5 The Alkaline Error 9 6 The Acid Error 9 7 9 7 Cali
86. ur nearest Yokogawa sales office Unstable reading Symptom Abnormal reading Error message Expired consumables Electrode Batteries Improper maintenance Improper calibration Stained electrode Dry glass electrode Deteriorated insulation of connectors Meter failure Contact Yokogawa F0701 EPS Figure 7 1 Causes of Abnormal Symptoms IM 12B03D02 01E 7 1 7 Troubleshooting 7 2 Error Messages Possible Causes and Corrective Actions Table 7 1 Error Message Error Message Description Occurrence Erri Err Unstable input emf Err2 Erat Abnormal asymmetry potential During calibration Err3 E rr Abnormal slope or calibration temperature Err4 E rr Out of measuring range Err5 C i Out of temperature measuring range During measurement Err6 E rr 5 Meter electronics failure 1 For displayed digital characters see Alphanumeric Display Table in Preface T0701 EPS 1 Erri Unstable input emf Appears during calibration A calibration result is accepted when the variation of input emf for 10 seconds falls within 1 mV approximately 0 02 pH equivalent If the variation for 10 seconds cannot stabilize and is outside the range of 1 mV even after 3 minutes has elapsed in calibration an Errl message will appear Possible Causes Dry electrode Clogged liquid junction nsulation failure in electronics Sensor immersed improperly Corrective Actio
87. ut notice tem MSDS ProductName Page Standard accessories Spare parts Quinhydrone reagent Quinhydrone MSDS 16 to 18 Potassium hydrogen phthalate MSDS 19 to 21 Potassium chloride MSDS 13 to 15 T01 EPS IM 12B03D02 01E MSDS 1 MSDS MSD 1 Material Safety Data Sheet Information on manufacturer Company s Name Toko Chemical Laboratories Co Ltd Address Post Code 168 0071 1 18 8 1 Chome Takaido nishi Suginami ku Tokyo Japan Division in charge Quality Control Division TEL 08 3334 3481 FAX 03 3334 3484 Emergency Call 03 3334 0781 FAX 03 3334 3484 Reference number A002 January 26 2004 Product name chemical name trade name etc Phthalate standard solution Specification of material Classification of single product and mixture Mixture Chemical name Acid potassium phthalate solution Component and content Acid potassium phthalate 0 05 mol 1 Chemical formula or constitutional formula CeH COOK COOH Reference number of Notice through official gazettes Law Concerning Examination and Regulation of Manufacture and Handling of Chemical Substances Reg No 3 1342 CAS No 877 24 7 U N classification and U N No Not fall under U N standard Hazard classification Name of classification Not fall under standard of classification Hazardous nature None Harmful effects May irritate the skin and mucous Environmental impact Biodegradability is satisfactory as phth
88. y persons other than Yokogawa authorized engineers IM 12B03D02 01E 3rd Edition Apr 2009 YK All Rights Reserved Copyright 2004 Yokogawa Electric Corporation E Preface Liquid Crystal Display LCD Characters On the LCD alphanumeric characters are displayed as follows Alphabet Display Alphabet Display Numerals Display DdD c3 WEE icu MAN OTN SENSOR 2I Cz fru 0 0700 23 All display segments xannmano omMiannmn cw uy H ote C 31 FO0 EPS Note Regarding Panels Shown in this Manual Panels shown in this manual should be regarded as examples Actual panel format may vary depending on parameter settings and on type of connected sensor Flashing Displays Flashing messages numbers and digits on the display are indicated in gray in this manual l woe we Flashing state Lit state ETT TLS ILLI 2 IM 12B03D02 01E Preface Warranty and Service Yokogawa products and parts are guaranteed to be free from defects in workmanship and materials under normal use and service for a period of typically 12 months from the date of shipment from the manufacturer Individual sales units may offer different warranty periods so the original purchase order should be consulted for the conditions of sale Damage caused by normal wear and tear inadequate maintenance corrosion or due to chemical processes is excluded from this warranty coverage In the event of a warranty cla

Download Pdf Manuals

Related Search

Related Contents

Panas。ni蘆 取扱説明書  Lightspeed Trader  Sauna Installation Manual  取扱説明書  Gemmy 37631 Installation Guide  Samsung SUB-M1GLB User Manual  CompleteView Video Client User`s Manual  Texto Completo  KF試薬ソルベント/RH 1L  USER`S MANUAL - RF Logics Inc  

Copyright © All rights reserved. Failed to retrieve file