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    Hanna Instruments HI38033 Total Hardness 0-30 gpg Range Test Kit, For 100 Tests

    Hanna Instruments HI38033 Total Hardness 0-30 gpg Range Test Kit, For 100 Tests

    Water hardness has traditionally been defined as the capacity of water to precipitate soap. The ionic species in the water causing the precipitation was later found to be primarily calcium and magnesium. In the present, therefore, water hardness is... more

    $17.72

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    Hanna Instruments HI3812 Single Parameter Hardness Test Kit, For 100 Tests

    Hanna Instruments HI3812 Single Parameter Hardness Test Kit, For 100 Tests

    Water hardness has traditionally been defined as the capacity of water to precipitate soap. The ionic species in the water causing the precipitation was later found to be primarily calcium and magnesium. In the present, therefore, water hardness is... more

    $24.00

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    Hanna Instruments Calcium Checker Hi758

    Hanna Instruments Calcium Checker Hi758

    Hanna Instruments Calcium Checker HI758 Calcium presence in water supplies results from passage over deposits of limestone, dolomite, gypsum and gypsiferous shale. Its concentration may extend from 0 to several hundred milligrams per liter,depending on... more

    $45.95

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    Hanna Hi 758 Checker Hc Calcium Photometer Hi758

    Hanna Hi 758 Checker Hc Calcium Photometer Hi758

    Item Description: Brand New Hanna Instruments HI 758 Checker®HC Calcium Photometer 200-600 ppm(mg/l)IN STOCK NOW! HANNA IS SENDING UNITS TO US WEEKLY! We also carry the other Hanna Checkers - Free Chlorine Total Chlorine Iodine Low Phosphate Iron... more

    $45.99

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    Hanna Hi 758 Checker Hc - Marine Calcium - <<< 15 Test Reagents Included >>>

    Hanna Hi 758 Checker Hc - Marine Calcium - <<< 15 Test Reagents Included >>>

    HANNA Instruments HI 758 Checker HC Handheld Colorimeter - Marine Calcium - <<< ~15 test reagents included! The HI758 Checker®HC is supplied with sample cuvettes with caps (2), reagents (~15), battery and instructions. more

    $49.99

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    Hanna Instruments HI93711-03

    Hanna Instruments HI93711-03

    Total chlorine reagent kit, 300 tests, powder reagents more

    $61.00

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    Hanna Instruments HI93715-01

    Hanna Instruments HI93715-01

    Reagent kit for 100 tests (ammonia MR) more

    $44.00

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    Hanna Instruments HI38054

    Hanna Instruments HI38054

    Ozone test kit CheckerDisk, 100 tests more

    $72.00

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    Hanna Instruments HI3896 Professional Agriculture Test Kit for 100 Tests

    Hanna Instruments HI3896 Professional Agriculture Test Kit for 100 Tests

    The chemical composition of soil includes pH and chemical elements. Soil analysis is necessary for better management of fertilization and to know the residues of fertilizers in relation to the crop, tillage and the most suitable plant choice for soil... more

    $53.01

    FREE shipping

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    Hanna Instruments HI7164 Undecal Connector for Mini Level Controllers

    Hanna Instruments HI7164 Undecal Connector for Mini Level Controllers

    11-pin undecal connector for all electrical connections of HI7871, HI7873 and HI8666 mini level controllers. Pack of 1. more

    $29.00

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    Hanna Instruments HI 9043 Hand Held Thermometer, -50 to 1350 Degree C

    Hanna Instruments HI 9043 Hand Held Thermometer, -50 to 1350 Degree C

    The HI 9043 is a handheld microprocessor-based thermometer with a K-type probe for taking temperature measurements across a wide range. The meter is housed in a durable casing, and has a smooth keypad that can be cleaned. It features a dual-level LCD... more

    $110.08

    FREE shipping

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    Hanna Instruments Phosphate Checker Hi713

    Hanna Instruments Phosphate Checker Hi713

    Hanna Instruments Phosphate Checker HI713 Easier to use and more accurate than chemical test kits Adaptation of Standard Method 4500-P E Accuracy 4% ±0.04 ppm (mg/L) of reading 0.04 ppm (mg/L) resolution (250 points) Large, easy to read digits Auto... more

    $44.50

    FREE shipping

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    Hanna Instruments Alkalinity Checker Hi755

    Hanna Instruments Alkalinity Checker Hi755

    Hanna Instruments Alkalinity Checker HI755 Easier to use and more accurate than chemical test kits Colorimetric method Large, easy to read digits Auto shut-off The Checker HC easily fits into the palm of your hand or pocket Use for quick and accurate... more

    $43.75

    FREE shipping

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    Hanna Instruments Phosphate Checker Hi713

    Hanna Instruments Phosphate Checker Hi713

    Easier to use and more accurate than chemical test kits Adaptation of Standard Method 4500-P E Accuracy 4% ±0.04 ppm (mg/L) of reading 0.04 ppm (mg/L) resolution (250 points) Large, easy to read digits Auto shut-off Dedicated to a single parameter... more

    $49.50

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    Hanna Instruments HI 9670 0 to 3 mg/L (ppm) Low Range Ammonia Portable Photometer

    Hanna Instruments HI 9670 0 to 3 mg/L (ppm) Low Range Ammonia Portable Photometer

    Ion Specific Meter, Ammonia, Display LCD, Includes Battery, 2 Cuvets, Transport and Measurement Caps more

    $169.71

    FREE shipping

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    Rakuten.com Shopping

    (1,000,000+)
    Hanna Instruments Hi758 Calcium Checker For Salt Water

    Hanna Instruments Hi758 Calcium Checker For Salt Water

    Calcium Checker For Salt Water, Power Source Battery, Manufacturers Warranty Length 6 Months more

    $41.55

    FREE shipping

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    Zoro

    (10,000+)
    Hanna Instruments Calcium Reagent, 25 Tests

    Hanna Instruments Calcium Reagent, 25 Tests

    Reagent kit for 25 Marine Calcium TestsThe reagent has a part A (liquid) and part B (powder). more

    $21.99

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    MarineDepot.com

    (25,000+)
    Hanna Instruments Checker Marine Calcium Colorimeter

    Hanna Instruments Checker Marine Calcium Colorimeter

    Calcium presence in water supplies results from passage over deposits of limestone, dolomite, gypsum and gypsiferous shale. Its concentration may extend from 0 to several hundred milligrams per liter,depending on its source and treatment. Calcium is... more

    $49.99

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    MarineDepot.com

    (25,000+)
    Hanna Instruments Checker Colorimeter Kit (Phosphate, Calcium, Alkalinity & pH)

    Hanna Instruments Checker Colorimeter Kit (Phosphate, Calcium, Alkalinity & pH)

    The Hanna Checker Kit includes 4 of the most commonly used Hanna Checkers used in the Marine Aquarium. more

    $187.98

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    PetStore.com

    (2,500+)
    Hanna Instruments Hi736 Low Range Phosphorus Checker Salt Water

    Hanna Instruments Hi736 Low Range Phosphorus Checker Salt Water

    Checker, Power Source Battery, Manufacturers Warranty Length 6 Months more

    $42.80

    FREE shipping

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    Zoro

    (10,000+)

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