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With the HI720 Checker photometer for Calcium Hardness LR you can quickly measure the calcium hardness in the field.

The HI98120 is a waterproof ORP and temperature handheld meter.

HI707-25 Reagents for Nitrite LR, 25 Tests

HI753 Checker photometer for Chloride - 0.1 ppm

HI7030L Conductivity Calibration Solution 12880uS/cm

The HI-721-25 are high-quality reagents that are pre-measured, allowing for users to achieve fast and accurate measurements with their Iron Checker

The HI97700 Pocket photometer for ammonia LR has a high accuracy and is extremely intuitive.

The HI4102 bromide ion-selective electrode is a complete potentiometric cell

HI780 Checker Photometer for pH in Saltwater starter kit with reagents and 2 cuvettes

HI767 Checker photometer for Nitrite LR in Saltwater starter kit with reagents and 2 cuvettes

HI7032L Calibration Solution 1382 mg/L TDS (500mL Bottle)

HI717-25 Phosphate HR Reagents, 40 Tests

HI720-25 Reagent set for Calcium Hardness, 25 tests

The HI747-25 are the replacement reagents for the HI747 Copper Low Range Checker® HC.

The HI4110 fluoride selective electrode is a complete potentiometric cell

HI771 Checker photometer for Total Chlorine UHR starter kit with reagents and 2 cuvettes

The HI991003 Water-resistant Portable pH / mV / ORP meter is suitable for pool water, spa water, waste water, drinking water and various other applications.

The HI97715 Pocket photometer for ammonia MR has a high accuracy and is extremely intuitive.

HI784-25 Reagents for Ammonia in Seawater, 25 Tests

HI700601P General Purpose Cleaning Solution is available per box of 25 bags or per individual bags.

The HI4010 fluoride selective electrode is a potentiometric half-cell

The HI4111 iodide selective electrode is a complete potentiometric cell

The HI4109 cyanide selective electrode is a complete potentiometric cell
