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HI782 Marine Nitrate High Range Checker - Hanna Instruments
Hanna Instruments$63.95The HI782 Marine Nitrate High Range Colorimeter is specifically designed to quickly and accurately determine high levels of nitrate for saltwater aquariums and marine applications. With a digital read out, there is no more struggling to determine colors... -
HI772 Marine Alkalinity (dKH) Checker HC - Hanna Instruments
Hanna Instruments$64.95The Hanna Marine Alkalinity (dKH) Checker® bridges the gap between simple chemical test kits and professional instrumentation. Chemical test kits have limited accuracy and resolution since they rely upon the human eye to discern differences in color... -
HI774 Ultra Low Range Phosphate Checker (Saltwater) - Hanna Instruments
Hanna Instruments$63.95Our HI774 Ultra Low Range Phosphate Checker will be essentially the same specifications as the HI736 Ultra Low Range Phosphorus Checker however it will not require a conversion but read directly in parts per million phosphates compared to parts per... -
Hanna HI758 Marine Calcium Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$63.95Extreme Accuracy. Easy to Test in 4 Steps - Zero the Checker, Add a regent to your water sample, Insert the Vile in the Checker, Read the Numbered Results. BOOM EASY. ZAIR. Zero, Add, Insert, Read. Includes reagents for 25x tests. The HI758... -
(HI784) Marine Ammonia Checker Handheld Colorimeter (Saltwater) - Hanna Instruments
Hanna Instruments$63.95The HI784 Marine Ammonia Checker HC is a handheld colorimeter that uses the Beer-Lambert principle to determine the concentration of ammonia colorimetrically. The HI784 is designed specifically to measure ammonia levels in a saltwater aquarium. The 0.00...