Hanna Phosphate Low Range Checker® HI713 Pufferfish Removing the old fleece rolls

Removing the old fleece rolls only takes a minute and will only need to be maintained once every couple of months

Nitrite and Nitrate Removal

Various Brands

color mixing and spread are all improved with the new fixtures

taking a small footprint in your sump

Hanna Phosphate Low Range Checker® HI713 Pufferfish Removing the old fleece rollsThe Hanna Phosphate 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. Professional instrumentation incorporates a light source such as an LED or tungsten lamp with a filter and a light sensing detector to precisely determine ion concentration. Professional instrumentation offers