Checker Handheld Colorimeters 

Ammonia Checker®HC Reagents (25 Tests) - HI700-25

Ammonia High Range Checker® HC Reagents (25 Tests) - HI733-25

Ammonia Medium Range Checker® Reagents (25 Tests) - HI715-25

Chloride Checker® HC Reagents (25 Tests) - HI753-25

Chlorine Ultra High Range Checker® HC Reagents (25 Tests) - HI771-25

Free Chlorine Checker® Reagents (25 Tests) - HI701-25

HI702-25 Copper High Range Checker® Reagents (25 Tests)

HI707-25 Nitrite Low Range Checker® Reagents (25 Tests)

HI711-25 Total Chlorine Checker® Reagents (25 Tests)

HI716-25 Bromine Checker® Reagents (25 Tests)

HI720-25 Calcium Hardness Checker® HC Reagents (25 Tests)

HI721-25 Iron Checker® Reagents (25 Tests)

HI729-26 Fluoride Low Range Checker® HC Reagents (20 Tests)

HI739-26 Fluoride High Range Checker® HC Reagents (25 Tests)

HI746-25 Iron Low Range Checker® Reagents (25 Tests)

HI747-25 Copper Low Range Checker® HC Reagents (25 Tests)