The reef hobbyist's choice for monitoring aquarium pH. Salifert pH Test Kit is accurate to approximately 0.2 pH units so you can monitor minute pH fluctuations. A stable, high pH level is crucial for healthy marine aquariums, especially reef aquariums where low pH can affect the growth of corals and coralline algae. 50 tests per kit. For marine aquariums only.
Range: pH 7.4 - 8.6.
Please click on "More Information" for instructions.