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LaMotte COD3 Plus Operator's Manual

Manual is about: Colorimeter

Summary of COD3 Plus

  • Page 1

    Operator’s manual cod 3 plus colorimeter 1925-mn version 1.0 11.07.14 v2 www. .Com information@itm.Com 1.800.561.8187.

  • Page 2: Information@itm.Com

    Www. .Com information@itm.Com 1.800.561.8187.

  • Page 3: Information@itm.Com

    Contents general information packaging & delivery ...................................................................................... 5 general precautions ...................................................................................... 5 safety precautions ....................................

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    Test sequences ........................................................................................... 28 general testing procedures ........................................................................ 29 testing with lamotte pre-programmed tests ................................................

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    Cod3 plus colorimeter 11.14 5 general information packaging & delivery experienced packaging personnel at lamotte company assure adequate protection against normal hazards encountered in transportation of shipments. After the product leaves the manufacturer, all responsibility for its safe delivery ...

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    6 cod3 plus colorimeter 11.07 limits of liability under no circumstances shall lamotte company be liable for loss of life, property, profits, or other damages incurred through the use or misuse of its products. Warranty lamotte company warrants this instrument to be free of defects in parts and work...

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    Cod3 plus colorimeter 11.14 7 specifications instrument type: colorimeter readout 160 x 100 backlit lcd, 20 x 6 line graphical display wavelengths 428 nm, 635 nm wavelength accuracy ±2% fs readable resolution determined by reagent system wavelength bandwidth 10 nm typical photometric range –2 to +2 ...

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    8 cod3 plus colorimeter 11.07 statistical & technical definitions related to product specifications method detection limit (mdl): “the method detection limit (mdl) is defined as the minimum concentration of a substance that can be measured and reported with 99% confidence that the analyte concentrat...

  • Page 9: Information@itm.Com

    Cod3 plus colorimeter 11.14 9 quantitative chemical analysis, 5 th ed., longman scientific & technical, 1989, p. 130. 6 jeffery g. H., basset j., mendham j., denney r. C., vogel’s textbook of quantitative chemical analysis, 5 th ed., longman scientific & technical, 1989, p. 130 contents and accessor...

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    10 cod3 plus colorimeter 11.07 epa compliance the cod3 plus colorimeter is an epa-accepted instrument. Epa-accepted means that the instrument meets the requirements for instrumentation as found in test procedures that are approved for the national primary drinking water regulations (npdwr) or nation...

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    Cod3 plus colorimeter 11.14 11 chemical testing water sampling for chemical analysis taking representative samples the underlying factor to be considered for any type of water sampling is whether or not the sample is truly representative of the source. To properly collect a representative sample: • ...

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    12 cod3 plus colorimeter 11.07 sampler (lamotte code 1060) will serve as a subsurface or in-depth sampler. This weighted device is lowered to the sampling depth and allowed to rest at this depth for a few minutes. The water percolates into the sample chamber displacing the air which bubbles to the s...

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    Cod3 plus colorimeter 11.14 13 an introduction to colorimetric analysis most test substances in water are colorless and undetectable to the human eye. To test for their presence we must find a way to “see” them. The cod3 plus colorimeter can be used to measure any test substance that is itself color...

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    14 cod3 plus colorimeter 11.07 reagent blank some tests will provide greater accuracy if a reagent blank is determined to compensate for any color or turbidity resulting from the reagents themselves. A reagent blank is performed by running the test procedure on demineralized or deionized water. Use ...

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    Cod3 plus colorimeter 11.14 15 below is a list of suggested wavelengths for the color of the reacted samples. Use these as a starting point. Sample color wavelength range yellow 428 pink 525 red 568 green and blue 635 note: available wavelengths in the cod3 plus are 428 nm and 635 nm. Calibration as...

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    16 cod3 plus colorimeter 11.07 2. Use the unreacted 0 ppm standard to standardize the colorimeter by using it to scan blank. 3. Following the individual reagent system instructions, react each standard solution beginning with 0 ppm. Continue with standards in increasing concentration. Record the rea...

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    Cod3 plus colorimeter 11.14 17 preparing dilute standard solutions standard solutions should be prepared to create a calibration curve. Standard solutions can be prepared by diluting a known concentrated standard by specified amounts. A chart or computer spreadsheet can be created to determine the p...

  • Page 18: Information@itm.Com

    18 cod3 plus colorimeter 11.07 standard additions a common method to check the accuracy and precision of a test is by standard additions. In this method a sample is tested to determine the concentration of the test substance. A second sample is then “spiked” by the addition of a known quantity of th...

  • Page 19: Information@itm.Com

    Cod3 plus colorimeter 11.14 19 sample dilution techniques & volumetric measurements if a test result using the cod3 plus colorimeter gives an over range message then the the sample must be diluted. The test should be repeated on the diluted sample to obtain a reading which is in the concentration ra...

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    20 cod3 plus colorimeter 11.07 interferences lamotte reagent systems are designed to minimize most common interferences. Each individual test instruction discusses interferences unique to that test. Be aware of possible interferences in the water being tested. The reagent systems also contain buffer...

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    Cod3 plus colorimeter 11.14 21 operation of the cod3 plus colorimeter overview the cod3 plus is a portable, microprocessor controlled, direct reading colorimeter. It has a graphical liquid crystal display and 6 button keypad. These allow the user to select options from the menu driven software, to d...

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    22 cod3 plus colorimeter 11.07 components figure 1 shows a diagram of the cod3 plus colorimeter and its components. Cod 3 plus colorimeter www. .Com information@itm.Com 1.800.561.8187.

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    Cod3 plus colorimeter 11.14 23 general operating procedures the operation of the cod3 plus colorimeter is controlled by a microprocessor. The microprocessor is programmed with menu driven software. A menu is a list of choices. This allows a selection of various tasks for the colorimeter to perform, ...

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    24 cod3 plus colorimeter 11.07 the display & the menus the display allows menu selections to be viewed and selected. These selections instruct the cod3 plus to perform specific tasks. The menus are viewed in the display using two general formats that are followed from one menu to the next. Each menu...

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    Cod3 plus colorimeter 11.14 25 header menu title message or result window result or message another main window selection and another footer 12:00:00 001/500 and so on last choice as described previously, the exit button allows an exit or escape from the current menu and a return to the previous men...

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    26 cod3 plus colorimeter 11.07 looping menus long menus, such as all tests, incorporate a looping feature which allows the user to quickly reach the last choice in the menu from the first choice. In a looping menu the last choices in the menu are above the first choice and scrolling upward moves thr...

  • Page 27: Testing

    Cod3 plus colorimeter 11.14 27 testing testing menu the testing menu is used to run all lamotte pre-programmed tests, user tests and absorbance tests at one of two wavelengths. Testing from any of three sequences can also be done. 1. Press and briefly hold to turn the meter on. The lamotte logo scre...

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    28 cod3 plus colorimeter 11.07 test sequences sequence 1, sequence 2, and sequence 3 are alterable sequences. They may be edited using the editing menu. Any of the lamotte pre-programmed tests or user tests may be placed in these sequences in whatever testing order that is preferred. Some examples o...

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    Cod3 plus colorimeter 11.14 29 general testing procedures the following are some step by step examples of how to run tests from the testing menu. These test procedures are designed to be used with lamotte smart reagent systems. Lamotte company continuously updates the list of pre-programmed tests as...

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    30 cod3 plus colorimeter 11.07 4. Press or to scroll to the desired test. All tests 001 alkalinity udv 002 aluminum 003 ammonia-n lrf 004 ammonia-n lrs 12:00:00 001/500 5. Press enter to select the test. 002 aluminum scan bank scan sample 12:00:00 001/500 6. Insert the blank into the chamber. Close ...

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    Cod3 plus colorimeter 11.14 31 8. To repeat the test, press enter to scan the sample again. The last blank scaned is used by the colorimeter for repeated scans. A different blank can be used by pressing or to scroll to scan blank and then scanning another blank. Scroll with or and make another selec...

  • Page 32: Information@itm.Com

    32 cod3 plus colorimeter 11.07 calibrating lamotte pre-programmed tests the lamotte pre-programmed tests have been pre-calibrated. Recalibration of the pre-programmed tests by the user is not possible. However, a procedure to standardize the calibration can be performed to obtain the most accurate r...

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    Cod3 plus colorimeter 11.14 33 3. Press enter to select all tests menu. All tests 001 alkalinity udv 002 aluminum 003 ammonia-n lrf 004 ammonia-n lrs 12:00:00 001/500 4. Press or to scroll to the desired test factor. All tests 001 alkalinity udv 002 aluminum 003 ammonia-n lrf 004 ammonia-n lrs 12:00...

  • Page 34: Information@itm.Com

    34 cod3 plus colorimeter 11.07 7. Insert the reacted standard solution into the chamber. Close the lid. Press enter to scan the sample. The screen will display reading for about 1 second. The result will appear on the screen. 002 aluminum 0.28 ppm scan blank scan sample 12:00:00 001/500 8. The displ...

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    Cod3 plus colorimeter 11.14 35 11. Press enter to select calibrate. Two menu choices will be offered, set calibration and factory setting. 002 aluminum 0.30 ppm set calibration factory setting 12:00:00 001/500 12. Press enter to select set calibration and save the calibration. Or press to scroll to ...

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    36 cod3 plus colorimeter 11.07 measuring in the absorbance mode 1. Press and briefly hold to turn the meter on. The lamotte logo screen will appear for about 3 seconds and the main menu will appear. Main menu testing menu editing menu run pc link 12:00:00 001/500 2. Press enter to select testing men...

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    Cod3 plus colorimeter 11.14 37 5. Press or to scroll to desired wavelength. Absorbance 101 absorbance 428 102 absorbance 525 103 absorbance 568 104 absorbance 635 12:00:00 001/500 6. Press enter to select the wavelength. 102 absorbance 525 scan blank scan sample 12:00:00 001/500 7. Insert the blank....

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    38 cod3 plus colorimeter 11.07 9. To repeat the test, press enter to scan the sample again. The last blank scanned is used by the colorimeter for repeated scans. A different blank can be used by pressing or to scroll to scan blank and then scanning another blank. Scroll with or and make another sele...

  • Page 39: Editing Menu

    Cod3 plus colorimeter 11.14 39 editing menu the editing menu allows the user to edit sequences, edit user tests, set the clock, edit the logging function, access factory setting, set the power saving function, set the backlight time, and select a language. The default factory settings are: date form...

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    40 cod3 plus colorimeter 11.07 4. Press enter to select edit sequences. Edit sequences edit sequence 1 edit sequence 2 edit sequence 3 12:00:00 001/500 5. Press or to scroll to the desired sequence. Edit sequences edit sequence 1 edit sequence 2 edit sequence 3 12:00:00 001/500 6. Press enter to sel...

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    Cod3 plus colorimeter 11.14 41 adding or deleting a test there are three ways to alter a sequence: insert before, insert after, and delete. Insert before adds a new test to the sequence before the selected test. Insert after adds a new test to the sequence after the selected test. Delete is used to ...

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    42 cod3 plus colorimeter 11.07 4. Press enter to select the option, insert before, in this example. The all test menu will appear. All tests 001 alkalinity 002 aluminum 003 ammonia-n lrf 004 ammonia-n lrs 12:00:00 001/500 5. Press or to scroll to the test that will be added to the sequence. In this ...

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    Cod3 plus colorimeter 11.14 43 deleting a test below is a step-by-step example of how to delete a test in sequence 2 starting from the edit sequence 2 menu. 1. To delete a test, press or to scroll to the test in the sequence. Edit sequence 2 015 chlorine f udv 079 phosphate hr 002 aluminum 009 benzo...

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    44 cod3 plus colorimeter 11.07 5. Press exit to exit the edit sequence menu and return to the editing menu. Editing menu edit sequences edit user test set clock logging 12:00:00 001/500 6. Press enter to select edit sequences to continue editing the sequences or press exit to return to the main menu...

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    Cod3 plus colorimeter 11.14 45 edit user tests if a test other than the lamotte programmed tests is performed regularly, a calibration for it may be entered in one of the 25 user tests. These tests are originally named “user test 1 - 25”. It will be possible to rename the test, select a wavelength, ...

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    46 cod3 plus colorimeter 11.07 3. Press enter to select editing menu. Press to scroll to edit user test. Editing menu edit sequences edit user test set clock logging 12:00:00 001/500 4. Press enter to select edit user test. Edit user test 105 user test 01 106 user test 02 107 user test 03 108 user t...

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    Cod3 plus colorimeter 11.14 47 naming the test a user test can be up to 16 characters long. The menu choices for each character are 26 upper case letters a to z, 26 lower case letters a to z, ten numerals 0 to 9, a space, a dash (-) and a decimal point (.). The existing name is displayed on the bott...

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    48 cod3 plus colorimeter 11.07 4. Press enter to save the character and move to the next character. Name the test p q r s t u v 111 h s er test 07 12:00:00 001/500 5. Press or to scroll to the desired character. Name the test . 0 1 2 3 4 5 111 h s er test 07 12:00:00 001/500 6. Press enter to save t...

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    Cod3 plus colorimeter 11.14 49 8. Press enter to save the character. Repeat the procedure until the test name is complete. To remove a character, change the character to a space (located after the letter z). Press exit to save the name. The sreen will display storing... And the test name for about 1...

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    50 cod3 plus colorimeter 11.07 selecting the vial and wavelength the cod3 plus colorimeter accepts three different vials (the 25 mm 0290 tube, udvs and cod tubes) at 2 different wavelengths (428 and 635 nm). The colorimeter uses different settings for each of the twelve combinations of vial and wave...

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    Cod3 plus colorimeter 11.14 51 entering a two point calibration the cod3 plus colorimeter can scan two reacted standards and create a calibration curve. To prepare a calibration curve with multiple data points see entering a multiple calibration curve (pg. 55). 1. From the user test menu, press or t...

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    52 cod3 plus colorimeter 11.07 4. Press enter to save the character and move to the next character. Low standard 7 8 9 . – 0 1 1 . 000000 12:00:00 001/500 5. Press or to scroll to the desired character. Low standard 7 8 9 . – 0 1 1 . 000000 12:00:00 001/500 6. Press enter to save the character and m...

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    Cod3 plus colorimeter 11.14 53 8. Press enter to save the character. Repeat the procedure until the low concentration value is complete. After the final character is complete the meter will save the low concentration value. The screen will display high standard for about 1 minute and the meter will ...

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    54 cod3 plus colorimeter 11.07 11. Insert the blank. Press enter . The screen will display blank done... For about 1 second and the insert low standard screen will appear. Insert low standard continue 12:00:00 001/500 12. Insert the low standard. Press enter . The screen will display reading... For ...

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    Cod3 plus colorimeter 11.14 55 entering a multiple point calibration the cod3 plus can directly create a 2 point calibration curve. (see entering a two point calibration on page 51.) to create a multiple point calibration curve, constants obtained from a linear regression of multiple data points can...

  • Page 56: –

    56 cod3 plus colorimeter 11.07 3. Press enter to begin entering the values for the constants. A reverse font (dark background with a light character) will appear to indicate the character that will be adjusted. The same character will also appear in the center of the display. Enter k0 9 . – 0 1 2 3 ...

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    Cod3 plus colorimeter 11.14 57 7. Press enter to save the character and move to the next character. Press or to scroll to the next character. Enter k0 7 8 9 . – 0 1 – 0 0 0000 12:00:00 001/500 8. Press enter to save the character. Repeat the procedure until the k0 value is complete. After the final ...

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    58 cod3 plus colorimeter 11.07 selecting the numerical format of the result to input tests with very different ranges, the number of decimal places displayed for a result can be selected. A test which ranges from 20 to 1000 ppm should not be displayed with three decimal places. A test with a range f...

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    Cod3 plus colorimeter 11.14 59 selecting the units of concentration the cod3 plus colorimeter has seven options for units of concentration. They are no units, ppm, fau, ph, ppb, ppt and mgl. 1. From the user menu, press to scroll to select units. 111 h2o std calibration enter constants decimal place...

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    60 cod3 plus colorimeter 11.07 setting the clock setting the clock allows the correct time and date stamp to be stored with each reading in the data logger. 1. From the editing menu, press or to scroll to set clock. Editing menu edit sequences edit user test set clock logging 12:00:00 001/500 2. Pre...

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    Cod3 plus colorimeter 11.14 61 logging data the default setting for the data logger is enabled. The meter will log the last 500 data points. The counter in the center bottom of the display will show how many data points have been logged. The display will show 500+ when the data logger has exceeded 5...

  • Page 62: Information@itm.Com

    62 cod3 plus colorimeter 11.07 5. Press exit to return to the editing menu. Editing menu edit sequence edit user test set clock logging 12:00:00 001/500 factory setup the factory setup menu is used in manufacturing of the cod3 plus colorimeter. This menu is not for use by the operator in the field. ...

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    Cod3 plus colorimeter 11.14 63 4. Press enter . The screen will display storing... For about 1 second and the meter will return to the editing menu. Editing menu set clock logging factory setup set pwr save 12:00:00 001/500 www. .Com information@itm.Com 1.800.561.8187.

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    64 cod3 plus colorimeter 11.07 setting the backlight time the backlight illuminates the display for enhanced viewing. The default setting is 10 seconds. If button control is chosen the backlight button on the key pad will act as an on/off switch and the backlight will remain on or off when the meter...

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    Cod3 plus colorimeter 11.14 65 selecting a language there are seven languages available in the cod3 plus: english, spanish, french, portuguese, italian, chinese, and japanese. 1. From the editing menu, press or to scroll to select language. Editing menu factory setup set pwr save set backlight time ...

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    66 cod3 plus colorimeter 11.07 note: if meter unintentionally switches to another language, use the procedure above to reset the meter to the desired language. For example, to reset the meter to english: 1. Turn meter on. 2. Press one time. Press enter . 3. Press seven times. Press enter . 4. Press ...

  • Page 67: Computer Connection

    Cod3 plus colorimeter 11.14 67 computer connection pc link the cod3 plus may be interfaced with any windows-based computer by using the lamotte smartlink 3 program and usb cable. The program will store test information and results in a database. To transfer data from the meter to a computer, plug th...

  • Page 68: Battery

    68 cod3 plus colorimeter 11.07 battery battery/ac operation the cod3 plus may be operated on battery power, using a usb wall adapter or usb computer connection. If using the meter as a bench top unit, use the wall adapter if possible to extend the battery life. The meter will remain on when the usb ...

  • Page 69: Maintenance

    Cod3 plus colorimeter 11.14 69 less capacity after hundreds of charge cycles. This unit uses a custom battery assembly that is only available from lamotte company. Battery replacement must be performed at a lamotte authorized repair facility. The water resistant housing of this meter should not be o...

  • Page 70: Troubleshooting

    70 cod3 plus colorimeter 11.07 troubleshooting error messages over range if the message overrange is displayed when scanning a sample, the sample may be over range or under range. If the sample is over range the sample should be diluted and tested again (see sample dilution techniques and volumetric...

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    Cod3 plus colorimeter 11.14 71 troubleshooting guide problem reason solution flashing low battery. Readings are reliable. Charge battery or use usb wall/computer adapter. “low battery” battery voltage is very low. Readings are not reliable. Charge battery or use usb wall/computer adapter. “shut down...

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    72 cod3 plus colorimeter 11.07 www. .Com information@itm.Com 1.800.561.8187.

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    Cod3 plus colorimeter 11.14 73 1925-test version 1.0 3.13.11 www. .Com information@itm.Com 1.800.561.8187.

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    74 cod3 plus colorimeter 11.07 cod3 plus colorimeter reagent systems cod3 plus reagent systems list lamotte company continuously updates the list of pre-programmed tests as the calibrations become available. Pre-programmed calibrations can be added to the cod3 plus colorimeter in the field. A window...

  • Page 75: Information@itm.Com

    Potassium (022) 0.0-10.0 0.8 tetraphenylboron (2) 100 silica-low range (023) 0.0–4.0 0.05 heteropoly blue (4) 50 silica-high range (024) 0–75 0.5 silicomolybdate (3) 50 sulfate-high range (025) 0–100 3 barium chloride (1) 50 sulfide-low range (026) 0.00–1.50 0.06 methylene blue (3) 50 tannin (027) 0...

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    Test procedures www. .Com information@itm.Com 1.800.561.8187.

  • Page 77: Information@itm.Com

    Cod – low range mercury free digestion method • code 0072-sc mercury digestion method • code 0075-sc quantity contents code 25 *cod low range mercury free tubes *0072-sc or 25 *cod low range mercury tubes *0075-sc *warning: reagents marked with an * are considered to be potential health hazards. To ...

  • Page 78: Information@itm.Com

    Application: domestic and industrial wastes. Range: 0–150 mg/l cod mdl: 7.5 mg/l method: dichromate in the presence of silver salts, at high temperature in a closed system, oxidizes most organic compounds to 95-100% of the theoretical amount. This process is called digestion. As dichromate oxidizes ...

  • Page 79: Information@itm.Com

    Cod3 plus colorimeter 3.11 cod, low range procedure use cod/udv adapter. 1. Homogenize sample if necessary. 2. Preheat cod heater block to 150±2°c. 3. Remove cap from cod tube. Hold tube at a 45° angle. Use a volumetric pipet, to carefully add 2.0 ml sample water allowing the sample to run down the ...

  • Page 80: Information@itm.Com

    Cod, low range cod3 plus colorimeter 3.11 to eliminate error caused by contamination, wash all glassware with 20% sulfuric acid. For greater accuracy, a minimum of three repetitions should be performed and the results averaged. Some samples may be digested completely in less than two hours. The conc...

  • Page 81: Information@itm.Com

    Cod – standard range mercury free digestion method • code 0073-sc mercury digestion method • code 0076-sc quantity contents code 25 *cod standard range mercury free tubes *0073-sc or 25 *cod standard range mercury tubes *0076-sc *warning: reagents marked with an * are considered to be potential heal...

  • Page 82: Information@itm.Com

    Application: domestic and industrial wastes. Range: 0–1500 mg/l cod mdl: 40 mg/l method: dichromate in the presence of silver salts, at high temperature in a closed system, oxidizes most organic compounds to 95-100% of the theoretical amount. This process is called digestion. As dichromate oxidizes ...

  • Page 83: Information@itm.Com

    Procedure use cod/udv adapter. 1. Homogenize sample if necessary. 2. Preheat cod heater block to 150±2°c. 3. Remove cap from cod tube. Hold tube at a 45° angle. Use a volumetric pipet, to carefully add 2.0 ml sample water allowing the sample to run down the side of the tube. 4. Cap and mix thoroughl...

  • Page 84: Information@itm.Com

    Cod, standard range cod3 plus colorimeter 3.11 to eliminate error caused by contamination, wash all glassware with 20% sulfuric acid. For greater accuracy, a minimum of three repetitions should be performed and the results averaged. Some samples may be digested completely in less than two hours. The...

  • Page 85: Information@itm.Com

    Cod3 plus colorimeter 3.11 cod, high range cod – high range mercury free digestion method • code 0074-sc mercury digestion method • code 0077-sc quantity contents code 25 *cod high range mercury free tubes *0074-sc or 25 *cod high range mercury tubes *0077-sc *warning: reagents marked with an * are ...

  • Page 86: Information@itm.Com

    Cod, high range cod3 plus colorimeter 3.11 application: domestic and industrial wastes. Range: 0–15000 mg/l cod mdl: 400 mg/l method: dichromate in the presence of silver salts, at high temperature in a closed system, oxidizes most organic compounds to 95-100% of the theoretical amount. This process...

  • Page 87: Information@itm.Com

    Cod3 plus colorimeter 3.11 cod, high range procedure use cod/udv adapter. 1. Homogenize sample if necessary. 2. Preheat cod heater block to 150±2°c. 3. Remove cap from cod tube. Hold tube at a 45° angle. Use a graduated pipet, to carefully add 0.2 ml sample water allowing the sample to run down the ...

  • Page 88: Information@itm.Com

    Cod, high range cod3 plus colorimeter 3.11 to eliminate error caused by contamination, wash all glassware with 20% sulfuric acid. For greater accuracy, a minimum of three repetitions should be performed and the results averaged. Test procedures www. .Com information@itm.Com 1.800.561.8187.

  • Page 89: Information@itm.Com

    Ammonia nitrogen - low range salicylate method • code 3659-01-sc quantity contents code 60 ml *salicylate ammonia #1 *3978-h 10 g *salicylate #2 *7457-d 2 x 5 g *salicylate #3 reagent powder *7458-c 1 spoon, 0.1 g, plastic 0699 1 spoon, 0.15 g, plastic 0727 1 pipet, 1.0 ml, plastic 0354 *warning: re...

  • Page 90: Information@itm.Com

    Ammonia nitrogen, low range cod3 plus colorimeter 3.11 application: low concentrations of ammonia in fresh, brackish and salt water; fresh and salt water aquariums. Range: 0.00 - 1.00 ppm ammonia-nitrogen mdl: 0.05 ppm fresh water 0.10 ppm salt water method: salicylate and ammonia react at high ph i...

  • Page 91: Information@itm.Com

    Cod3 plus colorimeter 3.11 ammonia nitrogen, low range procedure - fresh water 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 004 ammonia-n lrf) from testing menu. 4. Scroll to and select 004 ammonia-n lrf from...

  • Page 92: Information@itm.Com

    Ammonia nitrogen, low range cod3 plus colorimeter 3.11 procedure - salt water 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 005 ammonia-n lrs) from testing menu. 4. Scroll to and select 005 ammonia-n lrs from ...

  • Page 93: Information@itm.Com

    Cod3 plus colorimeter 3.11 ammonia nitrogen, high range ammonia nitrogen - high range nesslerization method •code 3642-sc quantity contents code 30 ml ammonia nitrogen reagent #1 v-4797-g 2 x 30 ml *ammonia nitrogen reagent #2 *v-4798-g 1 pipet, 1 ml, plastic 0354 *warning: reagents marked with an *...

  • Page 94: Information@itm.Com

    Ammonia nitrogen, high range cod3 plus colorimeter 3.11 procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Scroll to and select all tests (or another sequence containing 006 ammonia-n hr) from testing menu. 4. Scroll to and select 006 ammonia-n hr from ...

  • Page 95: Information@itm.Com

    Cod3 plus colorimeter 3.11 boron boron azomethine-h method · code 4868-01 quantity contents code 120 ml *boron buffer *4869-j 10 g *boron indicator powder *4870-d 1 pipet, plastic, 1.0 ml 0354 1 spoon, 0.15 g 0727 1 dark storage chamber, brown 0108 *warning: reagents marked with an * are considered ...

  • Page 96: Information@itm.Com

    Boron cod3 plus colorimeter 3.11 procedure 1. This test requires a reagent blank. Rinse a tube (0290) with clear, colorless, boron free water. Fill to 10 ml line with clear, colorless, boron free water. 2. Use the 1.0 ml pipet (0354) to add 2 ml of *boron buffer (4869). Cap and mix. 3. Use the 0.15 ...

  • Page 97: Information@itm.Com

    Cod3 plus colorimeter 3.11 cobalt cobalt pan method · code 4851 quantity contents code 60 ml *cobalt buffer *4852-h 60 ml *cobalt indicator reagent *4853-h 30 ml *stabilizer solution *4854-g 2 pipet, 1.0 ml, plastic 0354 1 pipet, 0.5 ml, plastic 0353 *warning: reagents marked with an * are considere...

  • Page 98: Information@itm.Com

    Cobalt cod3 plus colorimeter 3.11 procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 008 cobalt) from testng menu. 4. Scroll to and select 008 cobalt from menu. 5. Rinse a tube (0290) with sample water. F...

  • Page 99: Information@itm.Com

    Cod3 plus colorimeter 3.11 color color platinum cobalt method no reagents required color in water may be attributed to humus, peat, plankton, vegetation, and natural metallic ions, such as iron and manganese, or industrial waste. Color is removed to make water suitable for domestic and industrial us...

  • Page 100: Information@itm.Com

    Color cod3 plus colorimeter 3.11 procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 009 color) from testing menu. 4. Scroll to and select 009 color from menu. 5. Rinse a tube (0290) with color-free water ...

  • Page 101: Information@itm.Com

    Cod3 plus colorimeter 3.11 copper copper cuprizone method • code 4023 quantity contents code 15 ml copper a p-6367-e 15 ml *copper b *p-6368-e *warning: reagents marked with an * are considered to be potential health hazards. To view or print a material safety data sheet (msds) for these reagents go...

  • Page 102: Information@itm.Com

    Copper cod3 plus colorimeter 3.11 procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 010 cu cuprizone) from testing menu. 4. Scroll to and select 010 cu cuprizone from menu. 5. Rinse a tube (0290) with sa...

  • Page 103: Information@itm.Com

    Cod3 plus colorimeter 3.11 copper copper diethyldithiocarbamate method • code 3646-sc quantity contents code 15 ml *copper 1 *6446-e *warning: reagents marked with an * are considered to be potential health hazards. To view or print a material safety data sheet (msds) for these reagents go to www.La...

  • Page 104: Information@itm.Com

    Copper cod3 plus colorimeter 3.11 procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 011 cu thiocarbamate) from testing menu. 4. Scroll to and select 011 cu thiocarbamate from menu. 5. Rinse a clean tube ...

  • Page 105: Information@itm.Com

    Cod3 plus colorimeter 3.11 cyanuric acid cyanuric acid melamine method–turbidity • code 366i-01-sc quantity contents code 2 x 100 ml *cyanuric acid test solution *4856-j 1 syringe, 5 ml 0807 *warning: reagents marked with an * are considered to be potential health hazards. To view or print a materia...

  • Page 106: Information@itm.Com

    Cyanuric acid cod3 plus colorimeter 3.11 procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 012 cyanuric acid) from testing menu. 4. Scroll to and select 012 cyanuric acid from menu. 5. Rinse a clean tube...

  • Page 107: Information@itm.Com

    Cod3 plus colorimeter 3.11 dissolved oxygen dissolved oxygen winkler colorimetric method • code 3688-sc quantity contents code 30 ml *manganese sulfate solution *4167-g 30 ml *alkaline potassium iodide azide *7166-g 30 ml *sulfuric acid 1:1 *6141wt-g 1 sample tube, screw cap 29180 1 cap 28570 *warni...

  • Page 108: Information@itm.Com

    Dissolved oxygen cod3 plus colorimeter 3.11 collection & treatment of the water sample steps 1 through 4 below describe proper sampling technique in shallow water. For sample collection at depths beyond arm’s reach, special water sampling apparatus is required (e.G. The lamotte water sampling chambe...

  • Page 109: Information@itm.Com

    Cod3 plus colorimeter 3.11 dissolved oxygen procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 013 disolved oxygen) from testing menu. 4. Scroll to and select 013 disolved oxygen from menu. 5. Rinse a cle...

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    Dissolved oxygen cod3 plus colorimeter 3.11 test procedures www. .Com information@itm.Com 1.800.561.8187.

  • Page 111: Information@itm.Com

    Cod3 plus colorimeter 3.11 fluoride fluoride spadns method • code 3647-02-sc quantity contents code 4 x 30 ml *acid zirconyl spadns reagent *3875-g 2 x 30 ml *sodium arsenite solution *4128-g 1 pipet, 0.5 ml, plastic 0353 1 pipet, 1.0 ml, plastic 0354 *warning: reagents marked with an * are consider...

  • Page 112: Information@itm.Com

    Fluoride cod3 plus colorimeter 3.11 the following substances produce a negative interference at the concentration given: alkalinity (caco 3 ) 5000 mg/l aluminum (al 3+ ) 0.1 mg/l iron (fe 3+ ) 10 mg/l sulfate (so 4 –2 ) 200 mg/l color and turbidity must be removed or compensated for in the procedure...

  • Page 113: Information@itm.Com

    Cod3 plus colorimeter 3.11 fluoride procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 014 fluoride) from testing menu. 4. Scroll to and select 014 fluoride from menu. 5. This test requires a reagent blan...

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    Fluoride cod3 plus colorimeter 3.11 test procedures www. .Com information@itm.Com 1.800.561.8187.

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    Cod3 plus colorimeter 3.11 hydrazine hydrazine p-dimethylaminobenzaldehyde method code 3656-01-sc quantity contents code 2 x 60 ml *hydrazine reagent a *4841-h 10 g *hydrazine reagent b powder *4842-d 1 pipet, 1.0 ml, plastic 0354 1 spoon, 0.15 g, plastic 0727 *warning: reagents marked with an * are...

  • Page 116: Information@itm.Com

    Hydrazine cod3 plus colorimeter 3.11 procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 015 hydrazine) from testing menu. 4. Scroll to and select 015 hydrazine from menu. 5. Rinse a clean tube (0290) with...

  • Page 117: Information@itm.Com

    Cod3 plus colorimeter 3.11 molybdenum, high range molybdenum – high range thioglycolate method • code 3699-03-sc quantity contents code 2 x 30 ml *mo buffer *3997-g 2 x 30 ml *molybdenum oxidizing reagent *6485-g 2.5g *molybdenum indicator powder *6486-s 1 spoon, 0.05g, plastic 0696 2 pipets, 1.0 ml...

  • Page 118: Information@itm.Com

    Molybdenum, high range cod3 plus colorimeter 3.11 procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 016 molybdenum hr) from testing menu. 4. Scroll to and select 016 molybdenum hr from menu. 5. Fill clea...

  • Page 119: Information@itm.Com

    Cod3 plus colorimeter 3.11 nickel nickel dimethylglyoxime method • code 3663-sc quantity contents code 60 ml *hydrochloric acid, 2.5n *6251ps-h 30 g *ammonium persulfate reagent *6566-g 30 ml *silver nitrate solution, 0.0141n *6346wt-g 250 ml sodium citrate, 10% 6253-k 60 ml *dimethylglyoxime, 1% *6...

  • Page 120: Information@itm.Com

    Nickel cod3 plus colorimeter 3.11 procedure 1. Use the 10 ml graduated cylinder (0416) to measure 10 ml of sample water. Pour into glass test tube (0608). 2. Use the 1 ml pipet (0354) to add 1 ml of *hydrochloric acid, 2.5n (6251). 3. Use the 0.1 g spoon (0699) to add 2 measures of *ammonium persulf...

  • Page 121: Information@itm.Com

    Cod3 plus colorimeter 3.11 ozone ozone indigo method • code 365i-sc quantity contents code 15 ml chlorine inhibitor 3990-e 250 ml *ozone buffer *3991-k 30 ml indigo blue stock solution 3989-g 1 sampling apparatus 0681 1 pipet, transfer, 1.0 ml 2-2170 1 pipet, transfer, 5 ml 0329 1 pump, 10 ml 30527 ...

  • Page 122: Information@itm.Com

    Ozone cod3 plus colorimeter 3.11 procedure–low range a. Preparation of hr reagent note: the quantity of indigo blue stock solution (3989) supplied will prepare one batch of hr reagent for the high range ozone procedure or five batches of hr reagent for the low range ozone procedure. 1. Use the 50 ml...

  • Page 123: Information@itm.Com

    Cod3 plus colorimeter 3.11 ozone procedure–high range a. Preparation of hr reagent note: the quantity of indigo blue stock solution (3989) supplied will prepare one batch of hr reagent for the high range ozone procedure or five batches of hr reagent for the low range ozone procedure. 1. Use the 50 m...

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    Ozone cod3 plus colorimeter 3.11 test procedures www. .Com information@itm.Com 1.800.561.8187.

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    Cod3 plus colorimeter 3.11 phosphate, low range phosphate – low range ascorbic acid reduction method code 3653-sc quantity contents code 60 ml *phosphate acid reagent *v-6282-h 5 g *phosphate reducing reagent *v-6283-c 1 pipet, 1 ml, plastic 0354 1 spoon, 0.1 g, plastic 0699 *warning: reagents marke...

  • Page 126: Information@itm.Com

    Phosphate, low range cod3 plus colorimeter 3.11 application: drinking, surface and saline waters; domestic and industrial wastes (method based on reactions that are specific for orthophosphate). Range: 0.00–3.00 ppm orthophosphate mdl: 0.05 ppm method: ammonium molybdate and antimony potassium tartr...

  • Page 127: Information@itm.Com

    Cod3 plus colorimeter 3.11 phosphate, low range procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 020 phosphate lr) from testing menu. 4. Scroll to and select 020 phosphate lr from menu. 5. Rinse a clean...

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    Phosphate, low range cod3 plus colorimeter 3.11 test procedures www. .Com information@itm.Com 1.800.561.8187.

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    Cod3 plus colorimeter 3.11 phosphate, high range phosphate – high range vanadomolybdophosphoric acid method code 3655-sc quantity contents code 4 x 30 ml *vm phosphate reagent *4410-g 1 pipet, 1.0 ml, plastic 0354 *warning: reagents marked with an * are considered to be potential health hazards. To ...

  • Page 130: Information@itm.Com

    Phosphate, high range cod3 plus colorimeter 3.11 procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 021 phosphate hr) from testing menu. 4. Scroll to and select 021 phosphate hr from menu. 5. Rinse a clea...

  • Page 131: Information@itm.Com

    Cod3 plus colorimeter 3.11 potassium potassium tetraphenylboron method • code 3639-sc quantity contents code 30 ml *sodium hydroxide, 1.0n *4004wt-g 5 g *tetraphenylboron powder *6364-c 1 spoon, 0.05 g, plastic 0696 *warning: reagents marked with an * are considered to be potential health hazards. T...

  • Page 132: Information@itm.Com

    Potassium cod3 plus colorimeter 3.11 procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 022 potassium) from testing menu. 4. Scroll to and select 022 potassium from menu. 5. Rinse a clean tube (0290) with...

  • Page 133: Information@itm.Com

    Cod3 plus colorimeter silica, low range silica – low range heteropoly blue method • code 3664-sc quantity contents code 30 ml *silica reagent #1 *v-4466-g 30 ml *silica reagent #2 *v-4467-g 30 ml *silica reagent #3 *v-4468-g 10 g *silica reagent #4 *v-6284-d 1 spoon, 0.1 g, plastic 0699 *warning: re...

  • Page 134: Information@itm.Com

    Silica, low range cod3 plus colorimeter 3.11 application: drinking, surface and saline waters; domestic and industrial wastes. Range: 0.0–4.0 ppm silica mdl: 0.05 ppm method: reactive silica forms a complex with ammonium molybdate in an acidic solution to produce a yellow- green color in proportion ...

  • Page 135: Information@itm.Com

    Cod3 plus colorimeter 3.11 silica, low range procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 023 silica lr) from testing menu. 4. Scroll to and select 023 silica lr from menu. 5. Rinse a clean tube (02...

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    Silica, low range cod3 plus colorimeter 3.11 test procedures www. .Com information@itm.Com 1.800.561.8187.

  • Page 137: Information@itm.Com

    Cod3 plus colorimeter 3.11 silica, high range silica – high range silicomolybdate method • code 3687-sc quantity contents code 30 ml *silica reagent #1 *v-4466-g 30 ml *silica reagent #2 *v-4467-g 15 ml *silica reagent #3 *v-4468-g *warning: reagents marked with an * are considered to be potential h...

  • Page 138: Information@itm.Com

    Silica, high range cod3 plus colorimeter 3.11 procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 024 silica hr) from testing menu. 4. Scroll to and select 024 silica hr from menu. 5. Rinse a clean tube (0...

  • Page 139: Information@itm.Com

    Cod3 plus colorimeter 3.11 sulfate, high range test procedures sulfate – high range barium chloride method • code 3665-sc quantity contents code 10 g *sulfate reagent *v-6277-d 1 spoon, 0.1 g, plastic 0699 *warning: reagents marked with an * are considered to be potential health hazards. To view or ...

  • Page 140: Information@itm.Com

    Sulfate, high range cod3 plus colorimeter 3.11 procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 025 sulfate hr) from testing menu. 4. Scroll to and select 025 sulfate hr from menu. 5. Rinse a clean tube...

  • Page 141: Information@itm.Com

    Cod3 plus colorimeter 3.11 sulfide, low range sulfide – low range methylene blue method • code 3654-02-sc quantity contents code 2 x 30 *sulfide reagent a *v-4458-g 15 ml *sulfide reagent b *v-4459-e 2 x 60 ml sulfide reagent c 4460-h 2 pipets, 1.0 ml, plastic 0354 *warning: reagents marked with an ...

  • Page 142: Information@itm.Com

    Sulfide, low range cod3 plus colorimeter 3.11 application: drinking, surface and saline waters; domestic and industrial wastes. Range: 0.00–1.50 ppm sulfide mdl: 0.06 ppm method: under suitable conditions the sulfide ion reacts with p-aminodimethylaniline and ferric chloride to produce methylene blu...

  • Page 143: Information@itm.Com

    Cod3 plus colorimeter 3.11 sulfide, low range procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 026 sulfide lr) from testing menu. 4. Scroll to and select 026 sulfide lr from menu. 5. Rinse a clean tube ...

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    Sulfide, low range cod3 plus colorimeter 3.11 test procedures www. .Com information@itm.Com 1.800.561.8187.

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    Cod3 plus colorimeter 3.11 tannin tannin tungsto-molybdophosphoric acid method code 3666-01-sc quantity contents code 30 ml *tannin reagent #1 *7833-g 2 x 60 ml *tannin reagent #2 *7834-h 1 pipet, plain, plastic 0352 1 pipet, 1.0 ml, plastic 0354 *warning: reagents marked with an * are considered to...

  • Page 146: Information@itm.Com

    Tannin cod3 plus colorimeter 3.11 procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 027 tannin) from testing menu. 4. Scroll to and select 027 tannin from menu. 5. Rinse a clean tube (0290) with sample w...

  • Page 147: Information@itm.Com

    Cod3 plus colorimeter 3.11 turbidity turbidity absorption method • no reagents required turbidity is a measure of water clarity and is independent of color. Turbidity is caused by undissolved and suspended solids. Mud, silt, algae, and microorganisms can all cause turbidity. Turbidity is a gross mea...

  • Page 148: Information@itm.Com

    Turbidity cod3 plus colorimeter 3.11 procedure 1. Press and hold until colorimeter turns on. 2. Press enter to select testing menu. 3. Select all tests (or another sequence containing 028 turbidity) from testing menu. 4. Scroll to and select 028 turbidity from menu. 5. Rinse a clean tube (0290) with...

  • Page 149: Information@itm.Com

    Cod3 plus colorimeter 3.11 zinc, low range zinc – low range zincon method • code 3667-sc quantity contents code 30 ml *zinc indicator solution *6314-g 120 ml *methyl alcohol *6319-j 10 g sodium ascorbate powder 6316-d 25 g *zinc buffer powder *6315-g 15 ml *sodium cyanide, 10% *6565-e 30 ml *formald...

  • Page 150: Information@itm.Com

    Zinc, low range cod3 plus colorimeter 3.11 application: drinking and surface waters, domestic and industrial waste water. Range: 0.00–3.00 ppm zinc mdl: 0.05 ppm method: zinc forms a blue colored complex with zincon in a solution buffered at ph 9.0. Other heavy metals are complexed by cyanide and th...

  • Page 151: Information@itm.Com

    Cod3 plus colorimeter 3.11 zinc, low range procedure a. Preparation of dilute zinc indicator solution 1. Use a pipet (0352) to measure exactly 5.0 ml of *zinc indicator solution (6314) into 10 ml graduated cylinder (0416). The bottom of the curved surface (the meniscus) of liquid should be at 5.0 ml...

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    Appendix ammonia in water occurs in two forms: toxic unionized ammonia (nh 3 ) and the relatively non-toxic ionized form, ammonium ion (nh 4 + ). This test method measures both forms as ammonia-nitrogen (nh 3+ –n) to give the total ammonia- nitrogen concentration in water. The actual proportion of e...

  • Page 153

    For example: if a fresh water sample at 20°c has a ph of 8.5 and the test result is 1.0 ppm as total ammonia-nitrogen: 1. The percentage from the table is 11.18% (or 0.1118). 2. 1 ppm total ammonia-nitrogen x 0.1118 = 0.1118 ppm unionized ammonia- nitrogen. 3. Total ammonia-nitrogen 1.0000 ppm union...