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Hanna HI764 Nitrite Ultra Low Range Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$63.95Nitrification is the biological oxidation of ammonia (ammonium ion) into nitrite followed by the oxidation of the nitrites to nitrates. The first step of this 2-step process is carried out in an aquarium by nitrifying bacteria. During this quick process,... -
Hanna HI736 Phosphorus Ultra Low Range Checker HC (Saltwater) - Hanna Instruments
Hanna Instruments$63.95The HI736 Checker® HC (Handheld Colorimeter) provides a simple, accurate and cost effective way to measure phosphorus in marine systems including reef tanks. Phosphorus is an important parameter to measure in aquaculture and aquariums; levels that... -
Hanna HI700 Ammonia LR Checker HC (Freshwater) - Hanna Instruments
Hanna Instruments$63.95The Hanna Ammonia Low Range 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... -
HI775 Marine Alkalinity Checker HC (Freshwater) - Hanna Instruments
Hanna Instruments$63.95The Hanna Freshwater Alkalinity 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... -
Hanna HI713 Phosphate Low Range 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 6x tests. The Hanna... -
Hanna HI755 Marine Alkalinity Checker HC Alk (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 Hanna Marine... -
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...