API

Measures pH, Nitrite, Nitrate, Carbonate & General Hardness. Just dip & read!

Measures pH, Nitrite, Nitrate, Carbonate & General Hardness. Just dip & read!

Measures pH, Nitrite, Nitrate, Carbonate & General Hardness. Just dip & read!

Salicylate test measures ammonia levels in both fresh & saltwater aquariums. Ammonia, the #1 killer of tropical fish, is continually prod...

Tests tap water & fresh or saltwater aquariums for carbonate hardness (KH). Helps prevent fish stress caused by rapid pH shifts, the resu...

Test reads 0 to 4 mg/L or parts per million (ppm) of copper. Helps to maintain a healthy aquarium or pond for fish by ensuring that copper (a...

Tests tap water & freshwater aquariums for general hardness (GH) and carbonate hardness (KH).Helps prevent fish stress caused by rapid pH...

Use to measure pH changes in marine aquariums, aquariums with African chchlids, and very alkaline tap water. Reads the pH of water within the...

Tests for nitrite in freshwater & saltwater aquariums. Nitrite, toxic to fish, is produced by nitrifying bacteria in the biological filte...

Enables user to adjust pH levels as required & includes 1.25 oz bottles of pH Up, pH Down, and pH Indicator Solution. Tests the pH of wat...

Proper pH control is imperative to prevent the harmful effects of too alkaline or too acidic aquarium water on fish and plant life. Tests pH ...

As phosphate increases, so does the chance of having unsightly algae and green water blooms. Test reads 0 to 10 mg/ or parts per million (ppm...

A complete kit for testing tap water & pond water. Tests water 4 different ways to protect fish from dangerous water conditions. Tests include:...

This kit allows for easy and accurate measuring of calcium levels to help in maintaining a helthy aquarium.

API's REEF Master Test Kit measures the most important aquarium levels in a Reef Aquarium. 4 different tests calibrated specifically for Reef...