Hanna Instruments Marine Ammonia HI-784 Pocket Checker

HI784 Marine Ammonia handheld checker is designed to determine the concentration of ammonia in saltwater aquariums

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-784-25 x 25 tests)
1 x 1.5 AAA battery
Instructions

Range 0.00 to 2.50 ppm (mg/L) NH3
Resolution 0.01 ppm (mg/L)
Accuracy ±0.05 ppm ±5% of reading @ 25 °C (77 °F)