Hanna Checkers

Four steps. One click. Instant Readout.

1. ‘Zero’ the Checker®HC with your vial inside

2. Place a 10ml water sample into the vial and add your reagent

3. Place your vial into your Checker®HC

4. Press the button and read the results

 Step 2Step 3Step 4


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29 products

Hanna Instruments HI-7134-25 Phosphate Reagents for HI-7134
Hanna Instruments HI-736-25 Reagents for HI-736 ULR Marine Phosphorus Checker HC
Hanna Instruments-713-25 Reagents for Hanna Instruments-713 Phosphate Pocket Checker x 25 testsHanna Instruments-713-25 Reagents for Hanna Instruments-713 Phosphate Pocket Checker x 25 tests
Hanna Instruments HI-717-25 Reagents For Phosphate HR CheckerHanna Instruments HI-717-25 Reagents For Phosphate HR Checker
Hanna Instruments-HI-708-25 Reagents for HI-708 Nitrite High Range Checker
Hanna Instruments-707-25 Nitrite Low Range (0-600 PPB) Reagents 25 Tests
Hanna Instruments HI-779-25 pH Reagents for HI-779Hanna Instruments HI-779-25 pH Reagents for HI-779
Hanna Instruments-HI-700-25 Reagents for HI-700 Ammonia CheckerHanna Instruments-HI-700-25 Reagents for HI-700 Ammonia Checker
Hanna Instruments-HI-711-25 Reagents For HI-711 Total Chlorine Checker
Hanna Instruments Reagents for HI-762 Free Chlorine Ultra Low Range Checker
Hanna Instruments HI-764-25 Reagents for HI-764 Nitrite Marine ULR Checker
Hanna Instruments HI-771-25 Reagents for HI-771 Chlorine UHR Checker
Hanna Instruments HI-761-25 Reagents for HI-761 Total Chlorine Low Range Checker
Hanna Instruments-772-26 Marine alkalinity, colorimetric method, Reagents for 25 tests
Hanna Instruments-720-25 Reagents for Calcium Hardness Colorimeter Checker®HC
Hanna Instruments-758-26 Reagents for Hanna Instruments-758 Marine Calcium Checker (25 tests)
Hanna Instruments HI-718-25 Reagents for HI-718 Iodine CheckerHanna Instruments HI-718-25 Reagents for HI-718 Iodine Checker
Hanna Instruments-747-25 Reagents for Hanna Instruments-747 Copper Low Range Checker®HC
Hanna Instruments HI-774-25 Reagents for HI-774 Marine Phosphate ULR Checker
Hanna Instruments HI-705-25 Reagents for HI-705 Silica Low Range CheckerHanna Instruments HI-705-25 Reagents for HI-705 Silica Low Range Checker
Hanna Instruments HI-739-26 Fluoride HR Reagents for HI-739 CheckerHanna Instruments HI-739-26 Fluoride HR Reagents for HI-739 Checker
Hanna Instruments HI-746-25 Iron Low Range Checker Reagents
Hanna Instruments HI-723-25 Reagents for HI-723 Chromium HR CheckerHanna Instruments HI-723-25 Reagents for HI-723 Chromium HR Checker
Hanna Instruments HI-726-25 Reagents for HI-726 Nickel HR CheckerHanna Instruments HI-726-25 Reagents for HI-726 Nickel HR Checker