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HI 83214 - Hanna Instruments

1. Probable level of liquid taken up by syringe a b 2 n order to measure exactly 0 5 mL of reagent with the 1 mL syringe a push the plunger completely into the syringe and insert the tip into the solution b pull the plunger up until the lower edge of the seal is exactly on the 0 0 mL mark take out the syringe and clean the outside of the syringe tip Be sure that no drops are hanging on the tip of the syringe if so eliminate them Then keeping the syringe in vertical position above the vial push the plunger down into the syringe until the lower edge of the seal is exactly on the 0 5 mL mark Now the exact amount of 0 5 mL has been added to the vial even if the tip still contains some solution Probable level of liquid taken up by syringe a b c e Color or suspended matter in large amounts may cause interference therefore these should be removed by treatment with active carbon and by prior filtration USING LIQUID AND POWDER REAGENTS e Proper use of the dropper a to get good reproducible results tap the dropper on the table for several times and wipe the outside of the dropper tip with a cloth b always keep the dropper bottle in a vertical position while dosing the reagent VS Proper use of the powder reagent pac
2. e Select Nitrogen Total HR method following one of the procedures described in the Method Selection section see page 15 For this method the instrument provides 3 reaction timers which can be used throughout the procedure e Remove the cap from the vials and add the content of one packet of Sodium Metabisulfite for Total Nitrogen analysis to each vial Replace the cap tightly and shake gently the vials for 15 seconds Sample Blank Press Timer fo start the 3 minutes timer or wait for minutes without shaking the vials to allow the reaction to complete Sample Blank 11 11 34 Reaction time T 02 59 Mitrogen Total HR CM Hitrogen Total HR tH Ain Stop Min Nitrogen Total HR o7 e Remove the cap from the vials and add the content of one packet of 93767 0 Total Nitrogen Reagent to each vial Replace the cap tightly and shake the vials gently for 15 seconds uec Sample Blank Sample Blank Press Start to activate the 2 minutes timer or wait for 2 minutes without shaking the vials to allow the reaction to complete Reaction time e Reaction time e Reaction time e 9200 0159 0500 Mitrogen Total OI Hitrogen Total HR MI Mitragen Total HA Stop e Add exactly 2 0 mL of digested sample sample vial to one Reagent Vial sample vial and 2 0 mL of digested blank blank vial to t
3. Phosphorus Total HR 63 e Select the Phosphorus Total High Range method following one of the procedures described in the Method Selection section see page 15 e Remove the cap from the vials and add exactly 2 0 mL of Sodium Hydroxide NaOH Solution 1 54 to each vial while keeping the vials at a 45 degree angle Replace the cap tightly and mix by inverting the vials a couple of times E IN Sample Blank Sample Blank e Remove the cap from the vials and add exactly 0 5 mL of 93763B 0 Molybdovanadate Reagent to each vial while keeping the vial at a 45 degree angle Replace the cap tightly and mix by inverting the vials a couple of times E Li J Sample Blank Sample e Place the blank vial into the holder and push it completely down e Press Timer and the display will show the countdown prior to the measurement and the Reaction Time message Alternatively wait for 7 minutes and press Zero 11 53 56 Reaction time e 6 59 mg L Phazpharusz Total Timer The instrument will perform a zero sequence and after a few seconds the display will show 0 0 Now the meter is zeroed and ready for measurement Phosphorus Total HR 11 54 30 A 11 54 53 ZERO m mall 00 mg L Phosphorus Total HR Phosphorus Total HR CF Zero Timer Read Phosphorus Total HR 64 e Remove the blank vial e Pla
4. c este 49 PHOSPHORUS ACID eebe d BEE Eeer 55 Nal US i lie el Tc 59 duis end OMIT UE C M eg a feat 62 RER 66 NT M 6 C A 6 8551 X Y 60 Un ee 69 iru Mugs ENN aE en 69 All rights are reserved Reproduction in whole or in part is prohibited without the written consent of the copyright owner Hanna Instruments Woonsocket Rhode Island 02895 USA PRELIMINARY EXAMINATION Please examine this product carefully Make sure that the instrument is not damaged If any damage occurred during shipment please notify your Local Hanna Office Each Meter is supplied complete with e Ten Sample Vials e Cloth for wiping vials 1 pcs e Scissors e Instruction Manual Note Save all packing material until you are sure that the instrument works correctly Any defective item must be returned in its original packing with the supplied accessories ABBREVIATIONS C degree Celsius F degree Fahrenheit COD Chemical Oxygen Demand EPA US Environmental Protection Agency ug L micrograms per liter ppb mg L milligrams per liter ppm g L grams per liter ppt mL milliliter LR range
5. e Press the Zero key The instrument will perform a zero sequence and atter a few seconds the display will show 0 0 Now the meter is zeroed and ready for measurement 10 33 21 10 34 11 10 34 18 ZERO mg L T mg L 00 marl Chlorine Total Chlorine Total Chlorine Total pero Timer Read Chlorine Total 26 e Remove the cap and add the content of one packet of HI 93711 0 Total Chlorine Reagent e Replace the cap and shake gently to mix for about 20 seconds This is the sample e Place the vial into the holder and push it completely down Press Timer and the display will show the countdown prior to the measurement and the message Reaction Time Alternatively wait for 2 minutes and 30 seconds and press Read The instrument will perform the reading 10 34 18 Reaction time e 10 34 54 dg 00 mg L 02 29 A mg L Chlorine Total Chlorine Total Chlorine Total e The instrument directly displays concentration in mg L of total chlorine 53 Chlorine Total Pero Timer Read INTERFERENCES Interferences may be caused by Bromine lodine l Oxidized forms of Chromium and Manganese Ozone 0 Alkalinity above 250 mg L CaCO or acidity above 150 mg L CaCO will not reliably develop the full amount of color or it may rapidly fade To resolve this neutralize the sample with diluted HCl or NaOH In case of water with hardness greater than 500 mg L CaCO
6. Oxygen Demand CODO zero INTERFERENCES Interference may be caused by Chloride above 2000 mg L Samples with higher chloride concentration should be diluted COD MR 45 OXYGEN DEMAND CHEMICAL HIGH RANGE SPECIFICATIONS Range 0 to 15000 mg L COD Resolution 10 mg L Accuracy 150 mg L or 3 96 of reading 25 C whichever is greater Light Source Tungsten lamp with narrow band interference filter cO 610 nm Method Adaptation of the USEPA 410 4 approved method for the COD determination on surface waters and wastewaters Oxidizable organic compounds reduce the dichromate ion orange to the chromic ion green The amount of chromic ion formed is determined REQUIRED REAGENTS Code Description Q ty test Q ty set COD HR Reagent Vial vial 25 vials DEIONIZED1 20 Deionized Water 0 2 mL optional Reagent Vial identification COD C green label Note Store the unused vials in their container in a cool and dark place REAGENT SET 93754 25 Reagents for up to 24 tests REQUIRED ACCESSORIES 839800 01 Hanna reactor 115 VAC 839800 02 Hanna reactor 230 VAC 740216 Test tube cooling rack 25 holes 740217 Laboratory bench safety shield For other accessories see page 68 MEASUREMENT PROCEDURE Before using the reagent kit carefully read all the instructions and the Material Safety Data Sheet N MSDS Pay particular attention to all warnings cautions and notes F
7. Read zero Timer Read j INTERFERENCES Interference may be caused by Barium above 1 mg L Chloride Cl above 1000 mg L Nitrite above 50 mg L Samples containing up 100 mg L nitrite may be measured after the following treatment add 400 mg of urea to 10 mL of sample mix until completely dissolved then proceed with the usual measurement procedure Nitrate 29 NITROGEN TOTAL LOW RANGE SPECIFICATIONS Range 0 0 to 25 0 mg L N Resolution 0 1 mg L Accuracy 1 0 mg L or 5 of reading 25 C whichever is greater Light Source Tungsten lamp with narrow band interference filter 420 nm Method Chromotropic acid method A persulfate digestion converts all forms of nitrogen to nitrate Then the reaction between nitrate and the reagents causes a yellow tint in the sample REQUIRED REAGENTS Code Description Q ty test Q ty set HI 93767A B Digestion Vial vial 50 vials DEIONIZEDT20 Deionized Water 2 mL bottle PERSULFATE N Potassium Persulfate packet 50 packets BISULFITE N Sodium Metabisulfite 1 packet 50 packets HI 93767 0 Total Nitrogen Reagent 1 packet 50 packets 93766V OLR Reagent Vial vial 50 vials Digestion Vial identification N LR green label Reagent Vial identification N LR red label Notes Store the unused vials in their container in a cool and dark place REAGENT SET 93767A 50 Reagents for up 49 tests Contains Box 1 93767 50 Reage
8. Total LA era Timer Stop e Remove the cap from the vials and add the content of one packet of 93767 0 Total Nitrogen Reagent to each vial Replace the cap tightly and shake gently the vials for 15 seconds Nitrogen Total LR 32 Sample Blank Press Start to activate the 2 minutes timer or wait for 2 minutes without shaking the vials to allow the reaction to complete Reaction time e Reaction time T Reaction time e 02 00 01 59 05 00 Nitrogen Total LA H Nitrogen Total LA H Hitrogen Total LA HJ Stop hn e Add exactly 2 0 mL of digested sample sample vial to one Reagent Vial sample vial and 2 0 mL of digested blank blank vial to the other Reagent Vial blank vial while keeping the vials at a 45 degree angle e Replace the cap tightly and invert the vials 10 times C A F wi Sample Blank Sample Blank Warning The vials will become hot during mixing be careful when handling them Note The method is technique sensitive to obtain most reproducible results it is strongly recommended to follow caretully the invert procedure described on page 10 e Place the blank vial into the holder and push it completely down Nitrogen Total LR Press Start and the display will show the countdown prior to the measurement and the Reaction Time message Alternatively wait for 5 minutes and pr
9. medium range HR range GENERAL DESCRIPTION HI 83214 is a multiparameter bench photometer It measures 15 colorimetry based methods The reagents are in liquid or powder form and are supplied in bottles ready to use vials or packets The amount of reagent is precisely dosed to ensure maximum repeatability HI 83214 bench photometer can be connected to a PC via an USB cable Its software companion is 92000 Windows Compatible Software that helps the user to manage all the results HI 83214 has a powerful interactive user support that assists the user during the analysis process Each step in the method is help supported on the LCD Help functions are accessed easily by pressing the HELP key A tutorial mode is also available SPECIFICATIONS Light Life Life of the instrument Light Detector Silicon Photocell Environment 0 to 50 C 32 to 122 F max 90 RH non condensing Power Supply External 12 Vdc power adaptor Dimensions 235 x 212 x 143 mm 9 2 x 8 34 x 5 62 Weight 1 5 Kg 3 3 10 For specifications related to each method e g range resolution etc refer to the related measurement section PRECISION AND ACCURACY Precision is how closely repeated measurements agree with each other Precision is usually expressed as Accuracy is defined as the nearness of a test result to the true value Although good precision suggests good accuracy precise results can be inaccurate The figure explains these definit
10. of phosphates present in the sample e Press A or W to convert the result in mg L of phosphate 0 7 or mg L of 0 2 43 mg L 181 mg L 5 Phosphorus Acid Hydr POE Phosphorus Acid Hydr P2 Es Eee Note For accurate measurements 1 wash glassware only with phosphate free detergents 2 dean all glassware with 1 1 hydrochloric acid solution and rinse with deionized water Phosphorus Acid Hydrolyzable 53 INTERFERENCES Interference may be caused by Arsenate at any level Silica above 50 mg L Sulfide above 9 mg L To eliminate sulfide add Bromine Water drop wise until a pale yellow color develops remove Bromine Water excess by adding Phenol solution drop wise Turbidity and suspended matter in large amounts may cause interference because the strongly acidic reaction conditions may dissolve suspended matter or cause desorption of phosphates trom particles Before measurement turbidity or suspended matter should be removed by treatment with active carbon and by prior filtration Phosphorus Acid Hydrolyzable p 54 PHOSPHORUS TOTAL LOW RANGE SPECIFICATIONS Range 0 00 to 1 15 mg L P Resolution 0 01 mg l Accuracy 0 05 mg L or 6 of reading 25 C whichever is greater Light Source Tungsten lamp with narrow band interference filter 610 nm Method Adaptation of the EPA method 365 2 and Standard Methods for the Examination of Water and Wastewater 20 edition 4500 P E ascorbic acid
11. viewing and deleting the data is possible using LOG RCL W or A keys Storing data You can store only a valid measurement To store a valid measurement press LOG The measurement will be stored with date and time stamps Log save z 017 edr i z 08 15 01 45 mg L Hitrogen Total LR iH Viewing and deleting You can view and delete the data log by pressing the RCL key You can delete the last saved measurement Additionally you can delete the data records all at once Log Recall Log Recall Log Delete 017 2401 2008 15 01 017 2401 2008 16 01 45 mg L Delete all records 5 5 mal Mitrogen Total LR Mitrogen Total LA MH ChForm Delt Delete ChForm DelRll CHEMICAL FORM Chemical form conversion factors are pre programmed into the instrument and are method specific In order to view the displayed result in the desired chemical form press A or W to toggle between the available chemical forms for the selected method 0 56 non 0 68 Ammonia LR HH HI Ammonia LA CMH zero Timer Read zero Timer Read 16 In the Setup mode the instrument s parameters can be changed Some parameters affect the measuring sequence and others are general parameters that change the behavior or appearance of the instrument Press SETUP to enter the setup mode Press ESC or SETUP to return to the main screen A list of setup parameters will be displayed with currently configured settings Press HELP for ad
12. BLANK CORRECTION e Some methods require a reagent blank correction The blank and the sample are prepared exactly in the same way with the only difference that for the blank deionized water is used instead of sample A blank vial may be used more than once stability and storing conditions are described for each method in the related chapter INTERFERENCES e n the method related measurement sections we have reported the most common interferences that may be present in an average wastewater matrix It may be that for a particular treatment process other compounds do interfere with the method of analysis HEALTH amp SAFETY N he chemicals contained in the reagent kits may be hazardous if improperly handled e the appropriate Material Safety Data Sheet MSDS before performing tests e Safety equipment Wear suitable eye protection and clothing when required and follow instructions carefully e Reagent spills If a reagent spill occurs wipe up immediately and rinse with plenty of water If reagent contacts skin rinse the affected area thoroughly with water Avoid breathing released vapors e Reagent vial disposal Reagents vials may contain different waste pollutants After use dispose of the reagent vials according to the local regulations METHOD REFERENCE TABLE Method Method reagent set code HI 93764A 25 HI93 64B 25 HI93701 0 HI93701 03 HI93711 01 HI93711 03 HI 93766 50 HI 93767A 50 HI937
13. React HR CPI Phosphorus React CF Zero Timer Timer Read Phosphorus Reactive HR 60 11 52 24 175 mg L 13 1 mg L Phosphorus React HR 02 Phosphorus React HR PO zero Timer Read zero Timer Read Note For accurate measurements 1 wash glassware only with phosphate free detergents 2 clean all glassware with 1 hydrochloric acid solution and rinse with deionized water INTERFERENCES Interference may be caused by Bismuth Fluoride pH the sample should have a neutral pH Sulfide to eliminate sulfide add Bromine Water drop wise until a pale yellow color develops remove Bromine Water excess by adding Phenol solution drop wise Temperature the method is temperature sensitive It is recommended to run measurements at T 20 to 25 C T lt 20 C causes a negative error T gt 25 C causes a positive error Turbidity and suspended matter in large amounts may cause interference because the strongly acidic reaction conditions may dissolve suspended matter or cause desorption of phosphates from particles Before measurement turbidity or suspended matter should be removed by treatment with active carbon and by prior filtration Phosphorus Reactive HR 61 PHOSPHORUS TOTAL HIGH RANGE SPECIFICATIONS Range 0 0 to 32 6 mg L P Resolution 0 1 mg L Accuracy 0 5 mg L or 5 of reading 25 C whichever is greater Light Source Tungsten lamp with narrow b
14. Total HR CM Mitrogen Total MI Nitrogen Total HR HJ _2 _ Timer Timer Read b3 mg L 230 mad Mitrogen Total HR Mitrogen Total NOs Pero Timer Read zero Timer Read The method detects all organic and inorganic forms of nitrogen present in the sample INTERFERENCES Interference may be caused by Bromide Br above 240 mg L Chloride IO above 3000 mg L Chromium Ir above 0 5 mg L Nitrogen Total HR 39 OXYGEN DEMAND CHEMICAL LOW RANGE SPECIFICATIONS Range 0 to 150 mg L COD Resolution 1 mg L Accuracy 5 mg L or 3 5 96 of reading 25 C whichever is greater Light Source Tungsten lamp with narrow band interference filter 420 nm Method Adaptation of the USEPA 410 4 approved method for the COD determination on surface waters and wastewaters Oxidizable organic compounds reduce the dichromate ion orange to the chromic ion green The amount of remaining dichromate is determined REQUIRED REAGENTS Code Description Q ty test Q ty set COD LR Reagent Vial vial 25 vials DEIONIZED1 20 Deionized Water 2 0 ml optional Reagent Vial identification COD A red label Note Store the unused vials in their container in a cool and dark place REAGENT SET 93754A 25 Reagents for up to 24 tests REQUIRED ACCESSORIES 839800 01 Hanna reactor 115 VAC 839800 02 Hanna reactor 230 VAC 740216 Test tube cooling rack 25 holes 740217 La
15. Water and Environmental Technology D 1426 92 Nessler method The reaction between ammonia and reagents causes a yellow tint in the sample REQUIRED REAGENTS Code Description Q ty test Q ty set HI 937644 0 Reagent Vial vial 25 vials HI 93764 0 Nessler Reagent 4 drops bottle Reagent Vial identification A LR white label Note Store the unused vials in a cool and dark place REAGENT SET 93764A 25 Reagents for 25 tests For other accessories see page 68 MEASUREMENT PROCEDURE Select the Ammonia LR method following one of the procedures described in the Method Selection section see page 15 Remove the cap from a Reagent Vial Add exactly 5 0 mL of sample to the vial while keeping the vial at a 45 degree angle Replace the cap and mix by inverting the vial a couple of times This is the blank Place the vial into the holder and push it completely down Ammonia LR 20 Press the Zero key The display will show 0 0 when the meter is zeroed and ready for measurement 10 10 19 14 10 15 08 00 mg L Ammonia LA AH HI Ammonia LA AH HI Ammonia LA AH HI zero Timer Read Remove the vial Remove the cap and add 4 drops of HI 93764 0 Nessler Reagent Replace the cap tightly and mix by inverting the vial a couple of times This is the sample Place the vial into the holder and push it completely down Press Timer and the display will s
16. blank vial is stable up to one week if stored in a dark place at room temperature Always use the same lot of reagents for blank and samples For most accurate measurement run a blank for each set of measurements e Preheat the Hanna Reactor HI 839800 to 105 C 221 F For correct use of the reactor follow Reactor Instruction Manual Use of the optional HI 740217 safety shield is strongly recommended DO NOT USE AN OVEN OR MICROWAVE samples may leak and generate a corrosive and possibly explosive atmosphere e Remove the caps from two Digestion Vials red label Sample Blank e Add exactly 0 5 mL of sample to one vial sample vial and 0 5 mL of deionized water to the other vial blank vial while keeping the vials at a 45 degree angle Sample D I Water Sample Blank Nitrogen Total HR 36 Replace the cap tightly and shake vigorously the vials for about 30 seconds until all the powder is completely dissolved d d Sample Blank e Insert the vials into the reactor and heat them for 30 minutes at 105 C Note To obtain most accurate results it is strongly recommended to remove the vials from the reactor after 30 minutes e Atthe end of the digestion place the vials in the test tube rack and allow to cool fo room temperature Warning As the vials are still hot be careful in handling them
17. method A persulfate digestion converts organic and condensed inorganic forms of phosphates to orthophosphate Then the reaction between orthophosphate and the reagents causes a blue tint in the sample REQUIRED REAGENTS Code Description Q ty test Q ty set 93758V 0 Reagent Vial vial 50 vials 93758C 0 NaOH Solution 1 54N 2 mL bottle HI 93758 0 Phosphorus Reagent packet 50 packets PERSULFATE P Potassium Persulfate 1 packet 50 packets Reagent Vial identification P TLR red label Note Store the unused vials in their container in a cool and dark place REAGENT SET 93758 50 Reagents for 50 tests For other accessories see page 68 REQUIRED ACCESSORIES 839800 01 Hanna reactor 115 VAC 839800 02 Hanna reactor 230 VAC 740216 test tube cooling rack 25 holes 740217 Laboratory bench safety shield For other accessories see page 68 MEASUREMENT PROCEDURE Before using the reagent kit carefully read all the instructions and the Material Safety Data Sheet N MSDS Pay particular attention to all warnings cautions and notes Failure to do so may result in serious injury to the operator Phosphorus Total 39 Preheat the Hanna Reactor HI 839800 to 150 C 302 F For correct use of the reactor follow Reactor Instruction Manual Use of the optional HI 740217 safety shield is strongly recommended DO NOT USE AN OVEN OR MICROWAVE samples may leak and generate a corrosive and possibly exp
18. mode Instrument ID Instrument ID 0049 Heter Information Meter Information Meter Information Model 3214 aa2ldxxxxxx 1 02 2 9 hannainst com HI 83214 offers an interactive contextual help mode that assists the user at any moment To access the help screens press HELP The instrument will display additional information related to the current screen To read all the available information scroll the text using the A W keys Press the Support key to access a screen with Hanna service centers and their contact details Press the Accessories key to access a list of instrument reagents and accessories To exit support or accessories screens press ESC and the instrument will return to the previous help screen To exit help mode press HELP key again and the meter will return to the previously selected screen Hl 83214 Press Read key to read i sample again Press Zero key to zero the inskr umant Support Argentina Tal 111 4308 1905 Fax 11 4308 1304 H ustr alia Tal 03 95769 0666 Heter Accessories xxx REAGENT SETS xxx Ammonia LR tests S47 64A 25 25 Ammonia HR tests 34753B 25 25 AMMONIA LOW RANGE SPECIFICATIONS Range 0 00 to 3 00 mg L as NH N Resolution 0 01 mg l Accuracy 0 10 mg L or 5 of reading 25 C whichever is greater Light Source Tungsten lamp with narrow band interference filter 420 nm Method Adaptation of the ASTM Manual of
19. the procedures described in the Method Selection section see page 15 Remove the caps from two Reagent Vials e Add exactly 5 0 mL of sample to one vial sample vial and 5 0 mL of deionized water to the other vial blank vial while keeping the vials at a 45 degree angle Phosphorus Reactive HR 29 e Replace the cap and mix by inverting each vial a couple of times f E Sample D I Water J Sample Blank e Place the blank vial into the holder and push it completely down e Press Timer and the display will show the countdown prior to the measurement and the Reaction Time message Alternatively wait for 7 minutes and press Zero 11 50 26 Reaction time es 06 59 Fhosphorus React HR Phosphorus React HR e The instrument will perform zero sequence and after a few seconds the display will show 0 0 Now the meter is zeroed and ready for measurement e Remove the blank vial 11 51 21 00 Phosphorus Beach HR P Phosphorus React HR CP Zero Timer Read e Place the sample vial into the holder and push it completely down e Press Read The instrument will perform the reading The instrument displays concentration in mg L of phosphorus P e Press A or W to convert the result in mg L of phosphate RU or mg L of P O 11 51 21 11 51 50 dg 00 utm mg L 9 7 Phosphorus React HR Phosphorus
20. the reaction conditions may dissolve suspended matter or cause desorption of phosphates from particles Turbidity or suspended matter should be removed before measurement by treatment with active carbon and by prior filtration Phosphorus Reactive 50 PHOSPHORUS ACID HYDROLYZABLE SPECIFICATIONS Range 0 00 to 1 60 mg L P Resolution 0 01 mg l Accuracy 0 05 mg L or 5 of reading 25 C whichever is greater Light Source Tungsten lamp with narrow band interference filter 610 nm Method Adaptation of the EPA method 365 2 and Standard Methods for the Examination of Water and Wastewater 20 edition 4500 P E ascorbic acid method A mild acid digestion converts condensed inorganic forms of phosphates to orthophosphate Then the reaction between orthophosphate and the reagents causes a blue tint in the sample REQUIRED REAGENTS Code Description Q ty test Q ty set HI 93758V 0AH Reagent Vial vial 50 vials 93758B 0 NaOH Solution 1 20 N 2 mL bottle HI 93758 0 Phosphorus Reagent packet 50 packets Reagent Vial identification P AH white label Note Store the unused vials in their container in a cool and dark place REAGENT SET 93758B 50 Reagents for 50 tests For other accessories see page 68 REQUIRED ACCESSORIES 839800 01 Hanna reactor 115 VAC 839800 02 Hanna reactor 230 VAC 740216 test tube cooling rack 25 holes 740217 Laboratory bench safety shield For other acces
21. 11 17 23 11 23 18 0 0 mg L mc mg L 99 mg L Oxygen Demand COD LA Oxygen Demand COD LR Oxygen Demand CODI LR Zero INTERFERENCES Interference may be caused by Chloride above 2000 mg L Samples with higher chloride concentration should be diluted COD LR 42 OXYGEN DEMAND CHEMICAL MEDIUM RANGE SPECIFICATIONS Range 0 to 1500 mg L COD Resolution 1 mg L Accuracy 15 mg L or 4 96 of reading 25 C whichever is greater Light Source Tungsten lamp with narrow band interference filter cO 610 nm Method Adaptation of the USEPA 410 4 approved method for the COD determination on surface waters and wastewaters Oxidizable organic compounds reduce the dichromate ion orange to the chromic ion green The amount of chromic ion formed is determined REQUIRED REAGENTS Code Description Q ty test Q ty set COD MR Reagent Vial vial 25 vials DEIONIZED1 20 Deionized Water 2 0 ml optional Reagent Vial identification COD B white label Note Store the unused vials in their container in a cool and dark place REAGENT SET HI 93754B 25 Reagents for up to 24 tests REQUIRED ACCESSORIES 839800 01 Hanna reactor 115 VAC 839800 02 Hanna reactor 230 VAC 740216 Test tube cooling rack 25 holes 740217 Laboratory bench safety shield For other accessories see page 68 MEASUREMENT PROCEDURE Before using the reagent kit carefully read all the instructions and the Manual Safety Dat
22. 5 Oxygen Demand CODC gen Chemical COD HR HI 93758A 50 Phosphorus Reactive PR red HI93758B 50 Phosphorus P AH white Acid Hydrolyzable HI93758C 50 Phosphorus Total LR P TLR red HI 93763A 50 Phosphorus Reactive HR P RHR green H193763B 50 Phosphorus Total HR P THR green OPERATIONAL GUIDE POWER CONNECTION Connect the AC DC adaptor that is supplied with the instrument Note Always turn the meter off before unplugging it ensure no data is lost METHOD SELECTION e Turn the instrument ON via the ON OFF power switch e The meter will perform an autodiagnostic test During this test the Hanna Instrument logo will appear on the LCD After 5 seconds if the test was successful the last method used will appear on the display n order fo select the desired method press the METHOD key and the screen with the list of methods will appear Press the A W keys to highlight the desired method Press Select Method selection Ammonia LR Ammonia HR Chlorine Free Method selection Hmmonia LR Chlorine Free Chlorine Total Chlorine Total e After the desired method is selected follow the measurement procedure described in the related chapter e Before performing a test carefully read all the instructions related to the selected method DATA MANAGEMENT You can keep track of your results using the instrument s data log function Up to 200 individual measurements can be stored in the data log Storing
23. 67B 50 HI 93 544 25 HI93 54B 25 93754 25 HI 93758 50 HI93 58B 50 HI93 58C 50 HI 93763 50 HI93763B 50 Method description Ammonia LR Ammonia HR Chlorine Free Chlorine Total Nitrate Nitrogen Total LR Nitrogen Total HR Oxygen Demand Chemical COD LR Oxygen Demand Chemical COD MR Oxygen Demand Chemical COD HR Phosphorus Reactive Phosphorus Acid Hydrolyzable Phosphorus Total LR Phosphorus Reactive HR Phosphorus Total HR Page 20 22 24 26 28 30 35 40 43 46 49 d 22 59 62 VIALS IDENTIFICATION Vials related to different parameters can be distinguished by means of the letter printed on the vial beside the Hanna logo and the color of the printing Lot 30xx Exp 03 2015 PIR TLR Vol 4 00 mL 1 401 7657500 na Instruments Inc Ha Phon Ws Method Method Code specific letter Label rectangle reagent set code description on the label color HI 93764A 25 Ammonia LR ALR white 1937648 25 Ammonia HR HR green HI 93701 01 Chlorine Free no letter white HI 93701 03 HI 93711 01 Chlorine Total no letter white HI93711 03 HI93766 50 Nitrate N white HI 93767A 50 Nitrogen Total LR N LR green digestion vial red reagent vial HI93767B 50 Nitrogen Total HR N HR red digestion vial green reagent vial HI 937544 25 Oxygen Demand COD A red Chemical COD LR HI93754B 25 Oxygen Demand COD B white Chemical COD MR H93754C2
24. ER ACCESSORIES 839800 01 Hanna Reactor 115 VAC 839800 02 Hanna Reactor 230 VAC 731318 Cloth for wiping vials 4 pcs 731340 200 wl automatic pipette 731341 1000 ul automatic pipette 731342 2000 ul automatic pipette 731350 tips for 200 uL automatic pipette 25 pcs 731351 tips for 1000 ul automatic pipette 25 pcs 731352 tips for 2000 uL automatic pipette 4 pcs 740142 1 mL graduated syringe 740143 mL graduated syringe 6 pcs 740144 Pipette tip pcs 740157 Plastic refilling pipette 20 pcs 740216 Test tube cooling rack 25 holes 740217 Laboratory bench safety shield HI 92000 Windows Compatible Software 9200135 Connection Cable 93703 50 Vial cleaning solution 230 ml 68 WARRANTY All Hanna Instruments meters are warranted for two years against defects in workmanship and materials when used for its intended purpose and maintained according fo the instructions This warranty is limited to repair or replacement free of charge Damages due to accident misuse tampering or lack of prescribed maintenance are not covered If service is required contact your dealer If under warranty report the model number date of purchase serial number and the nature of the failure If the repair is not covered by the warranty you will be notified of the charges incurred If the instrument is to be returned to Hanna Ins
25. Free chlorine 0 4915167 Free chlorine 0 4919497 Free chlorine 0 4924213 8341 4201x446 8341420146 83414201XA5 Show GLP Info Log Download Functions Hi83414 gt STANDARD METHODS Range 0 00 to 3 00 mg L 0 to 100 mg L 0 00 to 5 00 mg L 0 00 to 5 00 mg L 0 0 to 30 0 mg L 0 0 to 25 0 mg L 10 to 150 mg L 0 to 150 mg L 0 to 1500 mg L 0 to 15000 mg L 0 00 to 1 60 mg L 0 00 to 1 60 mg L 0 00 to 1 15 mg L 0 0 to 32 6 mg L 0 0 to 32 6 mg L 67 Method Nessler Nessler DPD DPD Chromotropic Acid Chromotropic Acid Chromotropic Acid Dichromate Mercuric Sulfate Dichromate Mercuric Sulfate Dichromate Mercuric Sulfate Ascorbic Acid Ascorbic Acid Ascorbic Acid Vanadomolybdophosphoric Acid Vanadomolybdophosphoric Acid REAGENT SETS HI 93701 01 HI 93701 03 100 free chlorine tests 300 free chlorine tests 93711 01 100 total chlorine tests 93711 03 300 total chlorine tests 93754A 25 25 COD LR tests 93754B 25 25 COD MR tests 93754C 25 25 COD HR tests 93758A 50 50 reactive phosphorus tests 93758B 50 50 acid hydrolyzable phosphorus tests 93758C 50 50 total phosphorus LR tests 93763A 50 50 reactive phosphorus HR tests 93763B 50 50 total phosphorus HR tests 93764A 25 25 ammonia LR tests 93764B 25 25 ammonia HR tests 93766 50 50 nitrate tests 93767A 50 50 total nitrogen LR tests 93767B 50 50 total nitrogen HR tests OTH
26. Hydroxide NaOH Solution 1 20 N while keeping the vial at a 45 degree angle e Replace the cap tightly and mix by inverting the vial a couple of times This is the blank Place the vial into the holder and push it completely down Phosphorus Acid Hydrolyzable J2 Press the Zero key The instrument will perform a zero sequence and after a few seconds the display will show 0 0 Now the meter is zeroed and ready for measurement 11 36 24 11 36 48 amp 11 37 11 ZERO mat T OU ngl 00 Phosphorus Acid Hydr Phosphorus Acid Hydr Phosphorus Acid Hyde Zero Timer Read e Remove the vial e Remove the cap and add the content of one packet of HI 93758 0 Phosphorus Reagent e Replace the cap tightly and shake gently to mix for 2 minutes until most of the powder is dissolved This is the sample x e H Py Sz e Place the vial into the holder and push it completely down LJ e Press Timer and the display will show the countdown prior to the measurement and the Reaction Time message Alternatively wait for 3 minutes and press Read 11 37 11 Reaction time e 00 mg L 02 59 Phosphorus Acid Hydr D Phosphorus Acid Hydr P Stop 0 79 Phosphorus Acid Hudr Phosphorus Acid Hydr P Zero Timer Read The method detects free orthophosphate and condensed inorganic forms meta pyro and other polyphosphates
27. Instruction Manual HI 83214 Multiparameter Bench Photometer for Wastewater Treatment SH instruments www hannainst com Dear Customer Thank you for choosing a Hanna product Please read this instruction manual carefully before using the meter This manual will provide you with the necessary information for the correct use of the instrument If you need additional technical information do not hesitate to e mail us at tech hannainst com TABLE OF CONTENTS PRELIMINARY EAAMINATION 3 PAE X X 3 RO EIEIO ees CRUE WN Y 3 Orig 1 PREO ONA OA mes 1 OFE OPERATION TT A J 1 FUNCIONAL DESCRIPTION T TT X 6 TPS FORAN ACCURATE ET RE 8 ENN act X E 12 el 13 Siga UL a en Se et te het I A 17 jid 19 IMs 20 Pian En jc G 22 Eeer 24 Arg AE 26 ese 28 VINOS e H YX 30 Mist V H Y 35 RISE Edo etis D tee A EE EU EI ee 43 Ais ss DER s SUE eege 46
28. a Sheet N MSDS Pay particular attention to all warnings cautions and notes Failure to do so may result in serious injury to the operator Reagent Blank Correction This method requires a reagent blank correction A single blank vial may be used more than once The blank vial is stable for several months room temperature For most accurate measurement run a blank for each set of measurements and always use the same lot of reagents for blank and samples 43 Choose a homogeneous sample Samples containing settleable solids need to be homogenized with a blender Preheat the Hanna Reactor HI 839800 to 150 C 302 F For correct use of the reactor follow Reactor Instruction Manual Use of the optional 740217 safety shield is strongly recommended DO NOT USE AN OVEN OR MICROWAVE samples may leak and generate a corrosive and possibly explosive atmosphere Remove the caps from two Reagent Vials lt white label gt Add exactly 2 0 mL of sample to one vial sample vial and 2 0 mL of deionized water to the other vial blank vial while keeping the vials at a 45 degree angle Replace the cap tightly and mix by inverting each vial a couple of times ga Sample DL Water Sample Sample Blank Warning The vials will become very hot during mixing be caretul when handling them Insert the vials into the reactor and heat them for 2 hou
29. ady for measurement 11 32 47 11 22 21 ZERO mg L mail Phosphorus Reactive Phosphorus Reactive Phosphorus Reactive zero Timer Fead Remove the vial Phosphorus Reactive 49 e Remove the cap and add the content of one packet of HI 93758 0 Phosphorus Reagent e Replace the cap tightly and shake gently to mix for 2 minutes until most of the powder is dissolved This is the reacted sample e Place the vial into the holder and push it completely down e Press Timer and the display will show the countdown prior to the measurement and the Reaction Time message Alternatively wait for 3 minutes and press Read Reaction time T 02 59 Phosphorus Reactive 10 15 32 AM 0 98 P1 Phosphorus Reactive zero Timer Read 208 mail 200 mail Phosphorus Reactive P Uel RER oe Phosphorus Reactive 02 Note For accurate measurements 1 wash glassware only with phosphate free detergents 2 clean all glassware with 1 hydrochloric acid solution and rinse with deionized water INTERFERENCES Interference may be caused by Arsenate at any level Silica above 50 mg L Sulfide above 6 mg L To eliminate sulfide add Bromine Water drop wise until a pale yellow color develops remove Bromine Water excess by adding Phenol solution drop wise Turbidity and suspended matter in large amounts may cause interference because
30. ailure to do so may result in serious injury to the operator Reagent Blank Correction This method requires a reagent blank correction A single blank vial may be used more than once The blank vial is stable for several months room temperature For most accurate measurement run a blank for each set of measurements and always use the same lot of reagents for blank and samples COD HR 46 Choose a homogeneous sample Samples containing settleable solids need to be homogenized with a blender Preheat the Hanna Reactor HI 839800 to 150 C 302 F For correct use of the reactor follow Reactor Instruction Manual Use of the optional HI 740217 safety shield is strongly recommended DO NOT USE AN OVEN OR MICROWAVE samples may leak and generate a corrosive and possibly explosive atmosphere Remove the caps from two Reagent Vials lt green label Add exactly 0 2 mL of sample to one vial sample vial and 0 2 mL of deionized water to the other vial blank vial while keeping the vials at a 45 degree angle Replace the cap tightly and mix by inverting each vial a couple of times Cm Sample D I Water WJ Sample Blank Sample Blank Warning The vials will become very hot during mixing be careful fis when handling them fete Ls Us Insert the vials into the reactor and heat them for 2 hours at 150 C lt j At the end of
31. al blank vial while keeping the vials at a 45 degree angle Sample D I Water Sample Blank Nitrogen Total LR 31 Replace the cap tightly and shake the vials vigorously for about 30 seconds until all the powder is completely dissolved d d Sample Blank e Insert the vials into the reactor and heat them for 30 minutes at 150 C Note To obtain most accurate results it is strongly recommended to remove the vials from the reactor after 30 minutes e Atthe end of the digestion period switch off the reactor place the vials in the test tube rack and allow to cool to room temperature Warning The vials are still hot be careful in handling them Select Nitrogen Total LR method following one of the procedures described in the Method Selection section see page 15 e For this method the instrument provides 3 reaction timers which can be used throughout the procedure e Remove the cap from the vials and add the content of one packet of Sodium Metabisulfite for Total Nitrogen analysis to each vial Replace the cap tightly and shake gently the vials for 15 seconds b LJ J Sample Blank Sample Blank Press Timer fo start the 3 minutes timer or wait for minutes without shaking the vials to allow the reaction to complete 10 57 51 Reaction time e m mgl 02 58 Hitrogen Total LA HI Nitrogen
32. and interference filter cO 420 nm Method Adaptation of the Standard Methods for the Examination of Water and Wastewater 20 edition 4500 P C vanadomolybdophosphoric acid method A persulfate digestion converts organic and condensed inorganic forms of phosphates to orthophosphate Then the reaction between orthophosphate and the reagents causes a yellow tint in the sample REQUIRED REAGENTS Code Description Q ty test Q ty set HI 93758V OHR Reagent Vial vial 50 vials HI 93758C 0 NaOH Solution 1 54N 2 bottle HI 93763B 0 Molybdovanadate Reagent 0 5 mL 1 bottle DEIONIZED1 20 Deionized Water 5 mL bottle PERSULFATE P Potassium Persulfate packet 50 packets Reagent Vial identification P THR green label Note Store the unused vials in their container in a cool and dark place REAGENT SET HI 93763B 50 Reagents for up to 49 tests For other accessories see page 68 REQUIRED ACCESSORIES 839800 01 Hanna reactor 115 VAC 839800 02 Hanna reactor 230 VAC 740216 test tube cooling rack 25 holes 740217 Laboratory bench safety shield For other accessories see page 68 MEASUREMENT PROCEDURE Before using the reagent kit caretully read all the instructions and the Material Satety Data Sheet MSDS Pay particular attention to all warnings cautions and notes Failure to do so may result in serious injury to the operator Phosphorus Total HR 62 Reagent Blank Correction This method requires a reagent
33. and the instrument safety do not use or store the instrument in hazardous environments Hanna Instruments reserves the right to modify the design construction or appearance of its products without advance notice SH instruments Hanna Instruments Inc Highland Industrial Park 584 Park East Drive Woonsocket RI 02895 USA Technical Support for Customers Tel 800 426 6287 Fax 401 765 7575 E mail tech Ohannainst com www hannainst com Local Sales and Customer Service Office Printed in ROMANIA MAN83214 05 15
34. become hot during mixing be careful when handling them Insert the vials into the reactor and heat them for 2 hours at 150 C At the end of the digestion period switch off the reactor Wait for twenty minutes to allow the vials to cool to about 120 C m Invert each vial several times while still warm then place them in the test tube rack ES Sample Blank Warning The vials are still hot be careful when handling them Leave the vials in the tube rack to cool room temperature Do not shake or invert them or else the samples may become turbid ES COD LR 4 e Select Oxygen Demand COD LR method following one of the procedures described in the Method Selection section see page 15 Place the blank vial into the holder and push it completely down e Press the Zero key The instrument will perform a zero sequence and after a few seconds the display will show 0 0 Now the meter is zeroed and ready for measurement e Remove the blank vial 11 15 47 11 16 21 11 15 53 ail mal 00 mail Oxygen Demand COD LA Demand COD LR Oxygen Demand CODI LR e Place the sample vial into the holder and push it completely down e Press Read The instrument will perform the reading e The instrument displays concentration in mg L of oxygen demand 11 16 53
35. blank correction A single blank vial may be used more than once the blank vial is stable up to one day room temperature For most accurate measurement run blank for each set of measurements and always use the same lot of reagents for blank and samples e Preheat the Hanna Reactor HI 839800 to 150 C 302 F For correct use of the reactor follow Reactor Instruction Manual The optional HI 740217 safety shield is strongly recommended NOT USE AN OVEN OR MICROWAVE samples may leak and generate a corrosive and possibly explosive atmosphere Remove the caps from two Reagent Vials e Add exactly 5 0 mL of sample to one vial sample vial and 5 0 mL of deionized water to the other vial blank vial while keeping the vials at a 45 degree angle E Sample Water Sample Blank e Add the content of one packet of Potassium Persulfate for Phosphorus analysis to each vial Replace the cap tightly and shake gently the vials until all the powder is completely dissolved Sample Blank Pw fe of Sample Blank LI Sop Insert the vials into the reactor and heat them for 30 minutes at 150 C e At the end of the digestion place the vials carefully in the test tube rack and allow fo cool fo room temperature Warning The vials are still hot be careful when handling them aS
36. boratory bench safety shield For other accessories see page 68 MEASUREMENT PROCEDURE Before using the reagent kit carefully read all the instructions and the Material Safety Data Sheet MSDS Pay particular attention to all warnings cautions and notes Failure to do so may result in serious injury to the operator Reagent Blank Correction This method requires a reagent blank correction A single blank vial may be used more than once The blank vial is stable for several months room temperature For most accurate measurement run a blank for each set of measurements and always use the same lot of reagents for blank and samples COD LR 40 Choose a homogeneous sample Samples containing settleable solids need to be homogenized with a blender Preheat the Hanna Reactor HI 839800 to 150 C 302 F For correct use of the reactor follow Reactor Instruction Manual The optional HI 740217 satety shield is strongly recommended DO NOT USE AN OVEN OR MICROWAVE samples may leak and generate a corrosive and possibly explosive atmosphere Remove the caps trom two Reagent Vials lt red label gt Add exactly 2 0 mL of sample to one vial sample vial and 2 0 mL of deionized water to the other vial blank vial while keeping the vials at a 45 degree angle Replace the cap tightly and mix by inverting each vial a couple of times Ca To Sample D I Water mg Sample Blank Sample Blank Warning The vials will
37. cated with shake gently or shake vigorously and one of the following icons shake gently shake vigorously Pay attention to push the cuvette completely down in the holder Whenever the vial is placed into the measurement cell it must be dry on the outside and completely free of fingerprints oil or dirt Wipe it thoroughly with HI 731318 or a lint free cloth prior to insertion e Do not let the reacted sample stand too long after reagent is added For best accuracy respect the timings described in each specitic method e possible to take multiple readings in a row but it is recommended to take a new zero reading for each sample and to use the same vial for zeroing and measurement where possible for most precise results follow the measurement procedures carefully e All the reaction times reported in this manual are at 25 77 F In general the reaction time should be increased for temperatures lower than 20 C 68 F and decreased for temperatures higher than 25 C 77 F DIGESTION e Some analytical methods require digestion of the sample Use the HI 839800 test tube heater for digestion The optional HI 740217 safety shield is strongly recommended For correct use of the reactor follow the Reactor Instruction Manual At the end of the digestion period the vials are still hot allow the vials to cool to room temperature in the optional HI 740216 test tube cooling rack REAGENT
38. ce the sample vial into the holder and push it completely down Press Read The instrument will perform the reading The instrument displays concentration in mg L of phosphorus P 6 2 mail Phosphorus Total HR FJ Phosphorus Total HA P1 Zero Timer Zero Timer Read The method detects free orthophosphate condensed inorganic forms meta pyro and other polyphosphates and organic forms of phosphates present in the sample e Press A or W to convert the result in mg L of phosphate PO or mg L of P O 19 1 mg L 143 mg L Phosphorus Total HR 02 Phosphorus Total HR P Uei Pero Timer Read Pero Timer Read Note For accurate measurements 1 wash glassware only with phosphate free detergents 2 clean all glassware with 1 hydrochloric acid solution and rinse with deionized water INTERFERENCES Arsenate pH the sample should have a neutral pH Temperature the method is temperature sensitive It is recommended to add the Molybdovanadate Reagent and to run measurements at T 20 to 25 T lt 20 C causes a negative error gt 25 C causes a positive error Turbidity and suspended matter in large amounts may cause interference because the strongly acidic reaction conditions may dissolve suspended matter or cause desorption of phosphates from particles Before measurement turbidity or suspended matter should be removed by treatment with active carbon and by prior filtratio
39. conds and press Read The instrument will perform the reading 10 22 31 Reaction time e 10 23 42 03 28 myl Ammonia HA OH HI Ammonia HA CHHs HI Stop 00 Ammonia AH HI zero LS e The instrument displays concentration in mg L of ammonia nitrogen NH N Press A or W to convert the result in mg L ammonia NH 0 mail 9 mail Ammonia HHs HJ Ammonia MH EELA E INTERFERENCES Interference may be caused by Organic compounds like chloramines various aliphatic and aromatic amines glycine or urea above 100 ppm To eliminate these interferences distillation is required e Organic compounds like aldehydes alcohols e g ethanol or acetone above 1 To eliminate these interferences distillation is required e Sulfide may cause turbidity Ammonia HR 29 CHLORINE FREE SPECIFICATIONS Range 0 00 to 5 00 mg L CI Resolution 0 01 mg l Accuracy 0 03 mg L or 4 of reading 25 C whichever is greater Light Source Tungsten lamp with narrow band interference filter 525 nm Method Adaptation of the EPA method 330 5 and Standard Methods for the Examination of Water and Wastewater 20 edition 4500 Cl DPD method The reaction between free chlorine and the DPD reagent causes a pink tint in the sample REQUIRED REAGENTS Code Description Q ty test HI 93701 0 DPD Powder Reagent packet REAGENT SETS HI 93701 01 Reagents for 100 test
40. ded matter or cause desorption of phosphates from particles Before measurement turbidity or suspended matter should be removed by treatment with active carbon and by prior filtration Phosphorus Total 58 PHOSPHORUS REACTIVE HIGH RANGE SPECIFICATIONS Range 0 0 to 32 6 mg L P Resolution 0 1 mg L Accuracy 0 5 mg L or 5 of reading 25 C whichever is greater Light Source Tungsten lamp with narrow band interference filter cO 420 nm Method Adaptation of the Standard Methods for the Examination of Water and Wastewater 20 edition 4500 P C vanadomolybdophosphoric acid method The reaction between orthophosphate and the reagents causes a yellow tint in the sample REQUIRED REAGENTS Code Description Q ty test Q ty set HI 93763A 0 Reagent Vial vial 50 vials DEIONIZED1 20 Deionized Water 5 mL 1 bottle Reagent Vial identification P RHR green label Note Store the unused vials in their container in a cool and dark place REAGENT SET HI 93763A 50 Reagents for up to 49 tests For other accessories see page 68 MEASUREMENT PROCEDURE Reagent Blank Correction This method requires a reagent blank correction A single blank vial may be used more than once the blank vial is stable up to two weeks room temperature For most accurate measurement run a blank for each set of measurements and always use the same lot of reagents for blank and samples e Select the Phosphorus Reactive High Range method following one of
41. ditional information Press the A W Keys to select a parameter and depending on the parameter type select the new value as follows Backlight Values 0 to 8 Press the Modify key to access the backlight value Use the lt q gt functional keys or the A W keys to increase or decrease the value Press the Accept key to confirm or ESC to return the setup menu without saving the new value Contrast Values 0 to 20 This option is used to set the display s contrast Press the Modify key to change the display s contrast Use the lt q gt functional keys or the A W keys to increase or decrease the value Press the Accept key to confirm the value or ESC to return to the setup menu without saving the new value Setup Contrast late Time Time Farmat Backlight Backlight late Time Time Farmat Contrast 8 10 15 38 24 hour 10 16 53 24 hour Date Time This option is used to set the instrument s date and time Press the Modify key to change the date time Press the B gt functional keys to highlight the value to be modified year month day hour minute or second Use the A W keys to change the value Press the Accept key to contirm or ESC to return to the setup without saving the new date or time Time format Option AM PM or 24 hour Press the functional key to select the desired time format Date format Press the Modify key to change the Date Format Use the A W keys to
42. e help screen SETUP Press to access the setup screen BB O Ir TIPS FOR AN ACCURATE MEASUREMENT The instructions listed below should be carefully followed during testing to ensure most accurate results COLLECTING AND MEASURING SAMPLES e n order to add the exact amount of sample or liquid reagent to the reagent vials it is strongly recommended fo use the available Hanna automatic fixed volume pipettes or class A laboratory pipettes symbolized like a generic pipette tip in the following method related chapters pipette code volume 731340 200 ul 731341 1000 ul 731342 2000 ul For correct use of the automatic pipette please follow the related Instruction Sheet Alternatively the optional 740142 1 mL graduated syringe or 740226 5 mL graduated syringe can be used For the correct use of the syringes see instructions below 1 In order to measure exactly 5 mL of reagent with the 5 mL syringe a push the plunger completely into the syringe and insert the tip into the solution b pull the plunger up until the lower edge of the seal is exactly on the 5 mL mark c take out the syringe and dean the outside of the syringe tip Be sure that no drops are hanging on the tip of the syringe if so eliminate them Then keeping the syringe in vertical position above the vial push the plunger completely down into the syringe Exactly 5 mL has been added to the vial
43. e method is technique sensitive to obtain reproducible results it is strongly recommended to follow carefully the invert procedure described on page 10 Place the vial into the holder and push it completely down Nitrate 28 e Press the Zero key The display will show 0 0 when the meter is zeroed and ready for measurement 10 36 58 10 37 33 I 10 37 42 ZERO m mal gil 0 0 mail Hir ste HO HI Nitrate HO HI Nitrate HO HI zero Timer Read e Remove the vial e Remove the cap and add the content of one packet of HI 93766 0 Nitrate Reagent f e Replace the cap tightly and invert the vial 10 times This is the reacted sample Note The method is technique sensitive to obtain most reproducible results it is strongly recommended to follow carefully the invert procedure described on page 10 e Place the vial into the holder and push it completely down e Press Timer and the display will show the countdown prior to the measurement and the Reaction Time message Alternatively wait for 5 minutes and press Read The instrument will perform the reading 10 37 42 Reaction time T 10 38 34 00 mg L 04 59 E mg L Hir ate HOS HI Hitrate HO HI Hitr ate HOS NI e instrument displays concentration in mg L of nitrate nitrogen NO NI Press A or W to convert the result in mg L of nitrate NO 37 mg L 16 5 mg L Hir ae HO Mi Hir ste HOF Timer
44. ess Zero Reaction time e Reaction time e Wa 05 00 Hitrogen Total LR HJ m The display will show 0 0 when the meter is zeroed and ready for measurement Hitrogen Total LR H Hitrogen Total LR HJ 11 02 02 0 0 mg L Hitrogen Total LA HI OEE Remove the blank vial Place the sample vial into the holder and push it completely down Press Read The instrument will perform the reading The instrument displays concentration in mg L of total nitrogen N 11 02 02 02 00 marl m mg L 13 7 mail Hitrogen Total LA HI Hitrogen Total LA HI Nitrogen Total LR H Zero Timer fead Timer Read Press A or W to convert the result in mg L of ammonia or mg L of nitrate IW 11 03 07 16 6 mad 60 5 mad Nitrogen Total LR MH Hitrogen Total LR HOS EIR oe The method detects all organic and inorganic forms of nitrogen present in the sample INTERFERENCES Interference may be caused by Bromide above 60 mg L Chloride Cl above 1000 mg L Chromium Ir above 0 5 mg L Nitrogen Total LR 34 NITROGEN TOTAL HIGH RANGE SPECIFICATIONS Range 10 to 150 mg L N Resolution 1 mg L Accuracy 3 mg L or 4 of reading 25 C whichever is greater Light Source Tungsten lamp with narrow band interference filter 420 nm Method Chromotropic acid method A persulfate digestion converts all forms of nitrogen to nitrate Then
45. he other vial blank vial while keeping the vials at a 45 degree angle e Replace the cap tightly and invert the vials 10 times C A 4 m m n wk Sample Blank Sample Blank Warning The vials will become hot during mixing be careful when handling them Note The method is technique sensitive to obtain most reproducible results it is strongly recommended to follow carefully the invert procedure described on page 10 e Place the blank vial into the holder and push it completely down Nitrogen Total HR 38 e Press Start and the display will show the countdown prior to the measurement and the Reaction Time message Alternatively wait for 5 minutes and press Zero Reaction time T Reaction time T 05 00 0458 Nitrogen Total HA iH Nitrogen Total HA H Stop 11 11 34 11 13 03 4X 11 13 24 mg L m OT OU myl 00 mg L Mitrogen Total HR CM Hitrogen Total HA Hitrogen Total HR o d Timer Zero Timer Read e The instrument will perform a zero sequence and after a few seconds the display will show 0 0 Now the meter is zeroed and ready for measurement e Remove the blank vial and place the sample vial into the holder and push it completely down Press Read The instrument will perform the reading The instrument displays the concentration in mg L of total nitrogen N 11 13 24 11 14 22 z 00 mg L Aa mg L 92 mg L Nitrogen
46. how the countdown prior to the measurement and the message Reaction Time Alternatively wait for 3 minutes and 30 seconds and press Read The instrument will perform the reading 10 15 08 Reaction time T 03 29 Ammonia LR HH Hi Ammonia LA HH Stop 00 mg L Ammonia LA AH Hi er The instrument displays concentration in mg L of ammonia nitrogen NH N Press or W to convert the result in mg L ammonia NH 10 20 33 0 56 mg L 0 68 mg L Ammonia LR HR HI Ammonia LA HH zero Timer Read zero Timer Fead INTERFERENCES Interference may be caused by e Organic compounds like chloramines various aliphatic and aromatic amines glycine or urea above 10 ppm To eliminate these interferences distillation is required e Organic compounds like aldehydes alcohols e g ethanol or acetone above 0 1 To eliminate these interferences distillation is required e Sulfide may cause turbidity Ammonia LR 2 AMMONIA HIGH RANGE SPECIFICATIONS Range 0 to 100 mg L as NH N Resolution 1 mg L Accuracy mg L or 5 96 of reading 25 C whichever is greater Light Source Tungsten lamp with narrow band interference filter cO 420 nm Method Adaptation of the ASTM Manual of Water and Environmental Technology D1426 92 Nessler method The reaction between ammonia and reagents causes a yellow tint in the sample REQUIRED REAGENTS Code Description Q ty te
47. ions Not precise accurate Not precise not accurate For each method the precision is expressed in the related measurement section Precise accurate Precise not accurate PRINCIPLE OF OPERATION Absorption of light is a typical phenomenon of interaction between electromagnetic radiation and matter When a light beam crosses a substance some of the radiation may be absorbed by atoms molecules or crystal lattices If pure absorption occurs the fraction of light absorbed depends both on the optical path length through the matter and on the physical chemical characteristics of substance according to the Lambert Beer Law log cd d A e cd Where og Absorbance I intensity of incident light beam I intensity of light beam after absorption molar extinction coefficient at wavelength A c molar concentration of the substance d optical path through the substance Therefore the concentration c can be calculated from the absorbance of the substance as the other factors are known Photometric chemical analysis is based on the possibility to develop an absorbing compound from a specitic chemical reaction between sample and reagents Given that the absorption of a compound strictly depends on the wavelength of the incident light beam narrow spectral bandwidth should be selected as well as a proper central wavelength to optimize measurements The optical system of 83214 is based on
48. ket a use scissors to open the powder packet b push the edges of the packet to form a spout pour out the content of the packet a b USING VIALS Never insert hot vials in the instrument the vial holder may become damaged In order to avoid reagent leaking and to obtain most accurate results it is recommended to dose the vial tightly with the supplied cap after addition of reagents or sample Shaking the vial can generate bubbles in the sample causing higher readings To obtain accurate measurements remove such bubbles by swirling or by gently tapping the vial Proper mixing is very important for reproducibility of the measurements The right way of mixing a vial is specified for each method in the related chapter a invert the vial a couple of times or for a specified time hold the vial in the vertical position with the cap up Turn the vial upside down and wait for all of the solution to flow to the cap end then return the vial to the upright vertical position and wait for all of the solution to flow to the vial bottom This is one inversion The correct speed for this mixing technique is 10 complete inversions in 30 seconds i Jj mM f This mixing technique is indicated with invert to mix and the following icon vd invert to mix b shake the vial move the vial up and down The movement may be gentle or vigorous H u This mixing technique is indi
49. losive atmosphere Remove the cap from a Reagent Vial Add exactly 5 0 mL of sample to the vial while keeping the vial at a 45 degree angle Add the content of one packet of Potassium Persulfate for Phosphorus analysis Replace the cap and shake gently the vial until all the powder is completely dissolved Insert the vial into the reactor and heat it for 30 minutes at 150 C At the end of the digestion place the vials carefully in the test tube rack and allow to cool to room temperature Warning The vials are still hot be careful when handling them Select the Phosphorus method following one of the procedures described in the Method Selection section see page 15 Remove the cap from the vial and add exactly 2 0 mL of Sodium Hydroxide NaOH Solution 1 54 N while keeping the vial at a 45 degree angle Replace the cap tightly and mix by inverting the vial a couple J of times This is the blank Place the vial into the holder and push it completely down Phosphorus Total 56 Press the Zero key The instrument will perform a zero sequence and after a few seconds the display will show 0 0 Now the meter is zeroed and ready for measurement 11 44 13 da 11 44 53 Phosphorus Total Phosphorus Total Phosphorus Total Zero Timer Read Remove the vial Remove
50. luted 469 Oxygen Demand CODI HR Oxygen Demand COD Zero COD HR 48 PHOSPHORUS REACTIVE SPECIFICATIONS Range 0 00 to 1 60 mg L P Resolution 0 01 mg l Accuracy 0 05 mg L or 3 5 96 of reading cO 25 C whichever is greater Light Source Tungsten lamp with narrow band interference filter 610 nm Method Adaptation of the EPA method 365 2 and Standard Methods for the Examination of Water and Wastewater 20 edition 4500 P E ascorbic acid method The reaction between orthophosphate and the reagent causes a blue tint in the sample REQUIRED REAGENTS Code Description Q ty test Q ty set HI 93758A 0 Reagent Vial vial 50 vials HI 93758 0 Phosphorus Reagent 1 packet 50 packets Reagent Vial identification P R red label REAGENT SET 93758A 50 Reagents for 50 tests For other accessories see page 68 MEASUREMENT PROCEDURE e Select the Phosphorus Reactive method following one of the procedures described in the Method Selection section see page 15 e Remove the cap from a Reagent Vial e Add exactly 5 0 mL of sample to the vial while keeping the vial at a 45 degree angle e Replace the cap and mix by inverting the vial a couple of times This is the blank e Place the vial into the holder and push it completely down e Press the Zero key The instrument will perform a zero sequence and affer a few seconds the display will show 0 0 Now the meter is zeroed and re
51. n Phosphorus Total HR 65 ERRORS AND WARNINGS 13 00 10 AM Warning Ma Light 13 00 57 Warning Light Leak 12 56 14 Warning Inverted viale 13 08 00 Warning Light Low zero 12 03 07 AM Warning Light High zero The instrument shows clear messages when erroneous conditions appear and when measured values are outside the expected range These messages are described bellow No Light The light source is not functioning properly Light Leak There is too much light when dark current is measured Inverted vials The sample and the zero vials are inverted to each other Light Low The instrument cannot adjust the light level Please check that the sample does not contain any debris Light High There is too much light to perform a measurement Please check the preparation of the zero cuvette 66 DATA MANAGEMENT The analyzed data can be managed using Hanna s product HI92000 ne Software J Hann na Instruments FAHI 92000 4 9 4 M UN HANNA Disconnect Auto Log 10 04 12 0 95 10 04 43 0 95 10 05 03 0 96 Description Ammonia LR Ammonia HR Chlorine Free Chlorine Total Nitrate Nitrogen Total LR Nitrogen Total HR COD LR COD MR COD HR Phosphorus Reactive Phosphorus Acid Hydrolyzable Phosphorus Total LR Phosphorus Reactive HR Phosphorus Total HR Windows is registered Trademark of Microsoft Co Log Sample
52. nt Set 2 93767A amp B 50 Reagent Set for Total Low Range Nitrogen For other accessories see page 68 REQUIRED ACCESSORIES 839800 01 Hanna reactor 115 VAC 839800 02 Hanna reactor 230 VAC 740216 Test tube cooling rack 25 holes 740217 Laboratory bench safety shield For other accessories see page 68 Nitrogen Total LR 30 MEASUREMENT PROCEDURE Before using the reagent kit carefully read all the instructions and the Material Safety Data Sheet MSDS Pay particular attention to all warnings cautions and notes Failure to do so may result in serious injury to the operator Reagent Blank Correction This method requires a reagent blank correction A single blank vial may be used more than once the blank vial is stable up to one week if stored in a dark place at room temperature Always use the same lot of reagents for blank and samples For most accurate measurement run a blank for each set of measurements e Preheat the Hanna Reactor HI 839800 to 105 C 221 F For correct use of the reactor follow Reactor Instruction Manual The optional 740217 safety shield is strongly recommended DO NOT USE AN OVEN OR MICROWAVE samples may leak and generate a corrosive and possibly explosive atmosphere e Remove the caps from two Digestion Vials green label Sample Blank e Add exactly 2 0 mL of sample to one vial sample vial and 2 0 mL of deionized water to the other vi
53. omine Br lodine 1 Oxidized forms of Chromium and Manganese Ozone 0 Alkalinity above 250 mg L CaCO or acidity above 150 mg L CaCO will not reliably develop the full amount of color or it may rapidly fade To resolve this neutralize the sample with diluted HCI or NaOH In case of water with hardness greater than 500 mg L CaCO shake the sample for approximately 2 minutes after adding the powder reagent Chlorine Free 25 CHLORINE TOTAL SPECIFICATIONS Range 0 00 to 5 00 mg L Resolution 0 01 mg l Accuracy 0 03 mg L or 4 of reading 25 C whichever is greater Light Source Tungsten lamp with narrow band interference filter 525 nm Method Adaptation of the EPA method 330 5 and Standard Methods for the Examination of Water and Wastewater 20 edition 4500 Cl DPD method The reaction between chlorine and the DPD reagent causes a pink tint in the sample REQUIRED REAGENTS Code Description Q ty test HI 93711 0 DPD Powder Reagent packet REAGENT SETS HI 93711 01 Reagents for 100 tests 93711 03 Reagents for 300 tests For other accessories see page 68 MEASUREMENT PROCEDURE Select Chlorine Total method following one of the procedures described in the Method Selection section see page 15 e an empty vial iom e Fill the vial with 10 mL of unreacted sample then replace the cap This is the blank e Place the vial into the holder and push it completely down
54. point Instrument measurement principle ensures this It is necessary that the surface of the vial is clean and not scratched This is to avoid measurement interference due to unwanted reflection and absorption of light It is recommended not to touch the vial walls with hands Furthermore in order to maintain the same conditions during the zeroing and the measuring phases it is necessary to cap the vial to prevent any contamination FUNCTIONAL DESCRIPTION INSTRUMENT DESCRIPTION o c5 S 2 2 832 14 Wastewater Treatment Photometer ig NNNM instruments 11 26 50 Al mal ESC LOG HELP Oxygen Demand COD EECTNM Vial holder Liquid Crystal Display LCD Keypad Bottom lid USB connector ON OFF power switch Power supply connector KEYPAD DESCRIPTION The keypad contains 8 direct keys and 3 functional keys with the following functions Press fo perform the function displayed above it on the LCD Press to exit the current screen m WA CH Mare Press to access the method menu Press to move up in a menu or a help screen to increment a set value or to access second level functions J B Press to move down in a menu or a help screen to decrement a set value or to access second level functions LOG Press to log the current reading Press to recall the log Press to display th
55. rs at 150 C 4 At the end of the digestion period switch off the reactor Wait for twenty minutes to allow the vials to cool to about 120 C Invert each vial several times while still warm then place them in a test Sample Blank tube rack e Warning The vials are still hot be careful when handling them oh Leave the vials in the tube rack to cool to room temperature Do not shake or invert them the samples may become turbid COD MR 44 e Select the Oxygen Demand COD MR method following one of the procedures described in the Method Selection section see page 15 e Place the blank vial into the holder and push it completely down Press the Zero key The instrument will perform a zero sequence and after a few seconds the display will show 0 0 Now the meter is zeroed and ready for measurement e Remove the blank vial 11 24 13 11 24 46 x 11 25 16 ZERO gib 00 mad Oxygen Demand COD Oxygen Demand COD Oxygen Demand COD Es e Place the sample vial into the holder and push it completely down e Press Read The instrument will perform the reading e The instrument displays concentration in mg L of oxygen demand on the LCD 11 25 16 11 26 02 Gr 11 26 50 READ 00 mg L UO U myl 50 mg L Oxygen Demand COD Oxygen Demand CODO
56. s 93701 03 Reagents for 300 tests For other accessories see page 68 MEASUREMENT PROCEDURE e Select Chlorine Free method following one of the procedures described in the Method Selection section see page 15 Take an empty vial Fill the vial with 10 mL of unreacted sample then replace the cap This is the blank Place the vial into the holder and push it completely down IPIS Press the Zero key The display will show 0 0 when the meter is zeroed and ready for measurement 10 25 35 10 27 11 10 27 40 TT ngl 00 mg L mg L Chlorine Free Chlorine Free Chlorine Free zero Timer Fead Chlorine Free 24 e Remove the cap and add the content of one packet of HI 93701 0 Free Chlorine Reagent e Replace the cap and shake gently to mix for about 20 seconds This is the sample e Place the vial into the holder and push it completely down e Press Timer and the display will show the countdown prior to the measurement and the message Reaction Time Alternatively wait for minute and press Read The instrument will perform the reading 10 27 40 Reaction time 10 22 21 0 59 m mgl 00 mg L Chlorine Free zero Line EN e The instrument displays concentration in mg L of free chlorine Chlorine Free Chlorine Free 55 Chlorine Free zero Timer Read INTERFERENCES Interferences may be caused by Br
57. select the desired format Press the Accept key to contirm or ESC to return to the setup menu without saving the new format Language Press the corresponding key to change the language If the new language cannot be loaded the previously selected language will be reloaded Tutorial Option Enable or Disable If enabled this option will provide the user short guides related to the current issue on the screen Press the functional key to enable disable the tutorial mode 18 IHH CE 06 2007 01 50 01 PH Time Format Date Format Espanol Italiana Date Format DD HIA vv Language English Peeper Tutorial Beeper Option Enable or Disable When enabled a short beep is heard every time a key is pressed A long beep alert sounds when the pressed key is not active or an error condition is detected Press the functional key to enable disable the beeper Instrument ID Option 0000 to 9999 This option is used to set the instrument ID identification number The instrument 10 is used while exchanging data with a PC Press the Modify key to access the instrument ID screen Press the A W keys in order to set the desired value Press the Accept key to confirm the value or ESC to return to the setup menu without saving the new value Meter information Press the Select key to view the instrument model firmware version language version and instrument serial number Press ESC to return to the Setup
58. shake the sample for approximately 2 minutes after adding the powder reagent Chlorine Total 27 SPECIFICATIONS Range 0 0 to 30 0 mg L NO N Resolution 0 1 mg L Accuracy 1 0 mg L or 5 of reading 25 whichever is greater Light Source Tungsten lamp with narrow band interference filter cO 420 nm Method Chromotropic acid method The reaction between nitrate and the reagents causes a yellow tint in the sample REQUIRED REAGENTS Code Description Q ty test Q ty set HI 93766V 0 Reagent Vial vial 50 vials HI 93766 0 Nitrate Reagent packet 50 packets Reagent Vial identification N white label Note Store the unused vials in a cool and dark place REAGENT SET 93766 50 Reagents for 50 tests For other accessories see page 68 MEASUREMENT PROCEDURE Before using the reagent kit carefully read all the instructions and the Material Safety Data Sheet N MSDS Pay particular attention to all warnings cautions and notes Failure to do so may result in serious injury to the operator Select the Nitrate method following one of the procedures described in the Method Selection section see page 15 e Remove the cap from a Reagent Vial e Add exactly 1 0 mL of sample to the vial while keeping the vial at a 45 degree angle e Replace the cap tightly and invert the vial 10 times This is the blank Warning The vial will become hot during mixing be careful when handling it Note Th
59. sories see page 68 MEASUREMENT PROCEDURE Before using the reagent kit carefully read all the instructions and the Material Safety Data Sheet N MSDS Pay particular attention to all warnings cautions and notes Failure to do so may result in serious injury to the operator e Preheat the Hanna Reactor HI 839800 to 150 C 302 F For correct use of the reactor follow Reactor Instruction Manual The optional HI 740217 satety shield is strongly recommended DO NOT USE AN OVEN OR MICROWAVE samples may leak and generate a corrosive and possibly explosive atmosphere Phosphorus Acid Hydrolyzable 5 p yaroly Remove the cap from a Reagent Vial Add exactly 5 0 mL of sample to the vial while keeping the vial at a 45 degree angle Replace the cap and mix by inverting the vial a couple of times Insert the vial into the reactor and heat it for 30 minutes at 150 C usu At th D D D D Mov e end of the digestion place the vials carefully in the test tube rack and gy allow to cool to room temperature Warning The vials are still hot be careful when handling them Select the Phosphorus Acid Hydrolyzable method following one of the procedures described in the Method Selection section see page 15 Remove the cap from the vial and add exactly 2 0 mL of Sodium
60. special subminiature tungsten lamps and narrow band interference filters to guarantee both high performance and reliable results Three measuring channels at three different wavelengths allow a wide range of tests FILTER LIGHT LAMP LENS VIAL DETECTOR MICROPROCESSOR ex i EMITTED LIGHT gt Instrument block diagram optical layout A microprocessor controlled special tungsten lamp emits radiation which is first optically conditioned and beamed through the sample contained in the vial The optical path is fixed by the diameter of the vial Then the light is spectrally filtered to narrow spectral bandwidth to obtain a light beam of intensity I or I The photoelectric cell collects the radiation I that is not absorbed by the sample and converts it into an electric current producing a potential in the mV range The microprocessor uses this potential to convert the incoming value into the desired measuring unit and to display it on the LCD The measurement process is carried out in two phases first the meter is zeroed and then the actual measurement is performed The vial has a very important role because it is an optical element and thus requires particular attention It is important that both the measurement and the calibration zeroing vials are optically identical to provide the same measurement conditions Most methods use the same vial for both so it is important that measurements are taken at the same optical
61. st Q ty set HI 93764B 0 Reagent Vial vial 25 vials HI 93764 0 Nessler Reagent 4 drops bottle Reagent Vial identification A HR green label Note Store the unused vials in their container in a cool and dark place REAGENT SET 93764B 25 Reagents for 25 tests For other accessories see page 68 MEASUREMENT PROCEDURE e Select Ammonia HR method following one of the procedures described in the Method Selection section see page 15 e Remove the cap from a Reagent Vial e Add exactly 1 0 mL of sample to the vial while keeping the vial at a 45 degree angle Replace the cap and mix by inverting the vial a couple of times This is the blank e Place the vial into the holder and push it completely down Ammonia HR 22 e Press the Zero key The display will show 0 0 when the meter is zeroed and ready for measurement 10 21 45 10 22 11 10 22 31 ZERO ngl 00 mg L Ammonia HA HH HO Ammonia AH HI Ammonia HR OH HI zero Timer Read Remove the vial e Remove the cap and add 4 drops of HI 93764 0 Nessler Reagent e Replace the cap tightly and mix by inverting the vial a couple of times This is the sample e Place the vial into the holder and push it completely down e Press Timer and the display will show the countdown prior to the measurement and the message Reaction Time Alternatively wait for 3 minutes and 30 se
62. the cap and add the content of one packet of HI 93758 0 Phosphorus Reagent Replace the cap tightly and shake gently to mix for about 2 minutes until all the powder is completely dissolved This is the sample Place the vial into the holder and push it completely down LJ Press Timer and the display will show the countdown prior to the measurement and the Reaction Time message Alternatively wait for 3 minutes and press Read SN x H 7 H e NEZ 11 44 53 Reaction time T 0 0 moa 02 59 Phosphorus Total Phosphorus Total FJ 11 46 02 0 79 matt Phosphorus Total Phosphorus Total P1 Zero Timer Read The method detects free orthophosphate and condensed inorganic forms meta pyro and other polyphosphates of phosphates present in the sample Press A or W to convert the result in mg L of phosphate PO or mg L of P O 11 46 26 11 46 38 242 mg L 181 mg L Phosphorus Total DOC Phosphorus Total P02 Es Eee Phosphorus Total D Note For accurate measurements 1 wash glassware only with phosphate free detergents 2 clean all glassware with 1 1 hydrochloric acid solution and rinse with deionized water INTERFERENCES Interference may be caused by Arsenate at any level Silica above 50 mg L Sulfide above 90 mg L Turbidity and suspended matter in large amounts may cause interference because the strongly acidic reaction conditions may dissolve suspen
63. the digestion period switch off the reactor Wait for twenty minutes to allow the vials to cool to about 120 C Invert each vial several times while still warm then place them in the Sample Blank test tube rack HT Warning The vials are still hot be careful when handling them e Leave the vials in the tube rack to cool to room temperature Do not shake or invert them anymore otherwise the samples may become turbid l COD HR 47 e Select the Oxygen Demand COD HR method following one of the procedures described in the Method Selection section see page 15 e Place the blank vial into the holder and push it completely down Press the Zero key The instrument will perform a zero sequence and after a few seconds the display will show 0 0 Now the meter is zeroed and ready for measurement e Remove the blank vial 11 27 47 mail Oxygen Demand CODI Oxygen Demand COD Oxygen Demand CODI zero Read e Place the sample vial into the holder and push it completely down e Press Read The instrument will perform the reading e The instrument directly displays concentration in mg L of oxygen demand 11 28 43 0 0 mg L Oxygen Demand COD HA INTERFERENCES Interference may be caused by Chloride 017 above 20000 mg L Samples with higher chloride concentration should be di
64. the reaction between nitrate and the reagents causes a yellow tint in the sample REQUIRED REAGENTS Code Description Q ty test Q ty set HI 93767B B Digestion Vial vial 50 vials DEIONIZED120 Deionized Water 0 5 mL bottle PERSULFATE N Potassium Persulfate packet 50 packets BISULFITE N Sodium Metabisulfite packet 50 packets HI 93767 0 Total Nitrogen Reagent 1 packet 50 packets 93766V OHR Reagent Vial vial 50 vials Digestion Vial identification N HR red label Reagent Vial identification N HR green label Note Store the unused vials in their container in a cool and dark place REAGENT SET HI 93767B 50 Reagents for up to 49 tests Contains Box 1 HI 937678 50 Reagent Set 2 93767A amp B 50 Reagent Set for Total High Range Nitrogen For other accessories see page 68 REQUIRED ACCESSORIES 839800 01 Hanna reactor 115 VAC 839800 02 Hanna reactor 230 VAC 740216 Test tube cooling rack 25 holes 740217 Laboratory bench safety shield For other accessories see page 68 Nitrogen Total HR 39 MEASUREMENT PROCEDURE Before using the reagent kit carefully read all the instructions and the Material Safety Data Sheet MSDS Pay particular attention to all warnings cautions and notes Failure to do so may result in serious injury to the operator Reagent Blank Correction This method requires a reagent blank correction A single blank vial may be used more than once the
65. truments first obtain a Returned Goods Authorization Number from the Customer Service Department and then send it with shipment costs prepaid When shipping any instrument make sure it is properly packaged for complete protection To validate your warranty fill out and return the enclosed warranty card within 14 days from the date of purchase HANNA LITERATURE Hanna publishes a wide range of catalogs and handbooks for an equally wide range of applications The reference literature currently covers areas such as Water Treatment Process Swimming Pools Agriculture Food Laboratory and many others New reference material is constantly being added to the library For these and other catalogs handbooks and leaflets contact your dealer or the Hanna Customer Service Center nearest to you To find the Hanna Office in your vicinity check our home page at www hannainst com 69 Recommendations for Users Before using these products make sure that they are entirely suitable for your specific application and for the environment in which they are used Operation of these instruments may cause unacceptable interferences to other electronic equipments this requiring the operator take all necessary steps to correct interferences Any variation introduced by the user to the supplied equipment may degrade the instruments EMC performance To avoid damages or burns do not put the instrument in microwave ovens For yours

HI 83214 - Hanna Instruments

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