Designed as a more accurate alternative to chemical test kits, the HI-774 provides quick, accurate phosphates up to 0.9ppm in a few easy steps

Easier to use and more accurate than chemical test kits
Dedicated to a single parameter
Small size, big convenience
Ideal for: Aquariums, Environmental, Aquaculture, Water Quality

Supplied with

2 sample cuvettes
Cuvette cap
Starter pack of reagents x 6 tests (re-ordering information: HI-774-25 x 25 tests)
1 x 1.5 AAA battery

Use HI-774-25 Reagents with HI-774 Phosphate Marine Ultra-Low Range Colorimeter, Checker®HC, 25 Tests.

Range 0-999 ppb (0 - 0.9ppm)
Resolution 0.1ppm

Hanna Hi 774 ulr phosphate colorimeter