pH 電極 9615-10D 取扱説明書
Contents
1. 1 1 HORIBA CODE GZ0000243338B May 2011 2011 HORIBA Ltd pH Electrode 9615 10D Instruction Manual Thank you for purchasing a HORIBA pH electrode Read this manual carefully before using the electrode Mi Caution on Use Safety Precautions Chemical solution The internal solution in the electrode uses potassium chloride 3 33 mol L KCl If the internal material comes in contact with the hands or skin wash immediately with water If the internal solution comes in contact with the eyes flush with a large amount of running water then seek medical advice Glass fragments Glass fragments can cause injury The outer tube and tip of the electrode are made from glass Be careful not to break them Points of concern Do not shock the electrode Do not measure chapped or cracked2. 1 2 t NO CO A A Lt 4 Adee 220 1 mol L eg ee MVUEDS
3. 3 33 mol L KCl 300 pH 3 BR 0 1 mol L 50 C ee eee ees 9615
4. 220 prs 220 TT Bae 3 24 4 2 SR CE pH pH
5. 3 cm 5 6 pH pH E E 1 ey THE 1 mol L 0 1 mol L e 1 2 FRAG 2 PY
6. 6045 A 9 00 17 00 E sig 1 KCI 1 2 2 3 3 4 4 300 O 5
7. electrode Replace such electrode with a new one Do not allow the connector to come in contact with water or unclean hands If not accurate measurement cannot be performed Always use the 3 33 mol L KCI solution model 300 internal solution for reference electrode lf the responsive glass membrane or liquid junction is very dirty and cannot be washed clean using pure water cleanse it depending on dirt condition Refer to Maintenance page 3 Avoid continuous use of this electrode at acidic or alkaline concentrations above 0 1 mol L Using the electrode under these conditions may harm performance and shorten the life of the electrode Do not measure the solutions which contain fluoride ion which may corrode the glass electrode Do not suddenly immerse the electrode in samples where the temperature variation is 50 C or more Silver chloride can be detected inside the responsive glass membrane However it will not cause any performance problem Do not use the electrode in any place where usable temperature is out of the specified range White crystal can adhere to the internal solution filler port or protective cap after storage of the electrode However it will not cause any performance problem Mi Packaged Contents ary Electrode 9615 10D Attachment holder Instruction manual this book 1 booklet Mi Specifications and Parts Description Part name Internal solution Responsive gla
8. meter refer to the instruction manual of pH meter Maintenance Do not use organic solvents such as acetone or tetrahydrofuran or acid above 1 mol L or alkaline above 0 1 mol L cleansing solutions Using such chemicals may damage the body of the electrode or cause a decline in performance To maintain electrode performance replace the internal solution approximately every one or two months Refer to Preparation page 2 Dirt on the responsive glass membrane or liquid junction by the test solution may cause a decline in electrode response and sensitivity or measurement error If the electrode is very dirty and cannot be washed clean using pure water perform cleansing e Cleansing of electrode 1 Open the internal solution filler port 2 Immerse the responsive glass membrane and liquid junction in cleansing agent for approximately one hour until contamination is removed The responsive glass membrane can also be cleaned by wiping it with cotton Storage 1 Wash the electrode well with pure water to remove sample completely and wipe it with filter paper 2 Close the internal solution filler port 3 Wash the inside of the protective cap with pure water then add enough pure water to soak the sponge gauze containing cleansing agent i NS 4 Attach the protective cap and tighten the knurled nut Cleansing agent Type of dirt Diluted neutral cleansing agent ol Alcohol or diluted
9. neutral cleansing agent Nn ba Electrode cleaner model 220 or Hydrochloric 9 acid approximately 1 mol L Cleansing agent including protein cutting Liquid junction Electrode cleaner model 220 Altered of glass Electrode cleaner model 220 Slow response 3 Rinse the electrode with pure water completely Attach Protective cap Knurled nut Do not dry the responsive glass membrane and liquid junction If they are dry replace the internal solution and immerse them in pure water for 24 hours or longer After these procedures perform calibration If calibration cannot be performed correctly replace the electrode Avoid storing the electrode in hot and humid locations Store the electrode indoors out of direct sunlight 4 Replace the internal solution Refer to Preparation page 2 Be sure to perform calibration prior to measurement after cleansing the electrode Applying pressure on the internal solution and exuding it from liquid junction have an effect of stabilizing pH response For accurate measurement For accurate measurement refer to items below Stir the sample with stirrer in measurement calibration Perform temperature compensation manually or automatically Refer to the instruction manual of pH meter Temperature of standard solution and sample should be the same Rinse the electrode with the sample before measurement Immerse the responsive glass membrane and
10. 10D z 1 1 May 2011 2011 HORIBA Ltd Mm o 3 33 mol L KCI 300 E O a 0120 37
11. HORIBA pH CODE GZ0000243338B 9615 10D E T 601 8510 2 http www horiba com 3 33 mol L KCI
12. e water For the first use or use after a long interval 1 Loosen the knurled nut then remove the protective cap Knurled nut 2 Open the internal solution filler port 3 Remove the existing electrode internal solution with a dropper 4 Fill the electrode with new internal solution model 300 until the solution level gets close to the internal solution filler port _ _Up to here 5 Wash the electrode tip well with pure water then wipe it with filter paper fi Measurement calibration 1 Open the internal solution filler port 2 If necessary fill the electrode with new internal solution until the solution level gets close to the internal solution filler port 3 Wash the electrode with pure water and wipe it with filter paper prior to every immersion into standard sample solution S Jy A es 4 When there are air bubbles inside the responsive glass membrane stir it lightly to remove bubbles O 5 Immerse the responsive glass membrane and liquid junction in the sample completely Make sure that the surface of the internal solution inside the electrode is higher than the surface of the sample solution 6 Stir the electrode lightly to remove bubbles Be sure to keep the internal solution filler port open during measurement If it is clogged with the solution accurate measurement cannot be performed Wipe the solution with cloth For calibration measurement on pH
13. liquid junction in the sample completely Make sure that the surface of the internal solution inside the electrode is higher than the surface of the sample solution Perform calibration before measurement If measurement is performed everyday perform calibration once or more a day
14. ss filler port membrane Cap Lead Temp connector Specifications Measurement range Internal electrode Reference electrode internal solution Wetted part height Approximately 13 mm from the tip of electrode a Mi Connecting to pH meter 1 Insert the electrode connector into the connector port sleeve on the meter after aligning with the pin Do not insert the connector unless it is aligned properly with the connector port 2 Press the electrode connector into the connector port on the meter while turning the connector to the right 3 Slide the connector cover over the connector Then push the cover in straight until it comes in light contact with the meter case Do not turn the cover 4 Insert the temperature connector into the jack on the meter Insert the connector firmly until the O ring on the connector can no longer be seen 3 33 mol L KCI solution model 300 Be sure to install the temperature connector If not accurate measurement cannot be performed HORIBA Ltd 2 Miyanohigashi Kisshoin Minami ku Kyoto 601 8510 Japan http www horiba com For any questions regarding this product please contact your local agency or inquire from the HORIBA website http global horiba com contact_e index htm Preparation White crystal KCI can adhere to the internal solution filler port or protective cap However it will not cause any performance problem Wash away the white crystal with pur
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