API Ammonia test kit API Ammonia test kit  for Freshwater and Seawater The API AMMONIA TEST KIT measures ammonia to help prevent fish loss, as ammonia is the number one stressor and killer of tropical fish. Ammonia is released into an aquarium in the forms of uneaten food, decaying organic...

Magnesium reagent for Smart Tester

PO4 reagent for Smart Tester

Smart Tester Introducing the revolutionary Smart Tester - an advanced device for testing key water parameters in marine aquariums. This accurate, fully automated tester provides instant, accurate results of the selected parameter, easily accessible via the Smart Reef app. With the ability to program measurements and easily replace reagent cartridges, the Smart Tester makes...

Reagent for KH Manager 20ml

API Copper test kit API COPPER TEST KIT for freshwater and saltwater API COPPER TEST KIT allows for easy and accurate monitoring of copper levels from 0 to 4 ppm to maintain copper-based fish treatments at therapeutic levels. The kit measures both free and chelated copper...

API Phosphate test kit API PHOSPHATE TEST KIT for Freshwater and Seawater The API PHOSPHATE TEST KIT makes it very easy to monitor phosphate levels between 0 and 10 ppm in freshwater and seawater aquariums. <Phosphate can be brought into the aquarium by tap water, fish waste and decaying organic...

API Nitrate test kit API NITRATE TEST KIT for freshwater and seawater API NITRATE TEST KIT measures nitrate levels 0-160 ppm in freshwater or seawater aquariums. High nitrate levels in an aquarium indicate an accumulation of...

API Reef master test kit API REEF MASTER TEST KIT API REEF MASTER TEST KIT allows you to measure the 4 key parameters - calcium, carbonate hardness, phosphate, and nitrate - to keep reef populations healthy. The tests are...

Reagents for HI 775 and HI833xx - 25 tests

KH Keeper Mixing pill (4mm x 10mm)

Magnesium Hardness Checker HC The hardness or hydrometric titer (TH) of water essentially corresponds to the presence of calcium and magnesium salts. It is directly linked to the geological nature of the terrain crossed. A calcareous soil will give hard water while a granite soil will produce rather soft water. The total hardness represents the sum of the calcium and...