Hanna HI784 Marine Ammonia Checker® HC – 0.00 to 2.50 ppmThe Hanna HI784 Checker HC is an advanced, pocket sized digital colorimeter engineered exclusively for saltwater and marine reef aquariums. Utilizing an adaptation of the Salicylate method, it provides highly precise readings of ammonia (as $NH_3$) from 0. 00 to 2. 50 ppm (mg L). It completely replaces inaccurate chemical color drop kits, serving as an indispensable QA tool for monitoring the nitrogen cycle in commercial marine hatcheries and high end

and water treatment sectors

Cooling tower water monitoring

Cocoa paste testing

the meter intelligently auto-ranges its conductivity scales

Ozone-treated water systems

this improves work quality and reduces accessory wastage

Auto-Off: 8 minutes

laboratory-grade pH electrode designed for general-purpose high-temperature testing

maintenance users

With a no-load speed of 2

adhesive softening

000 Liters per minute