Fluval pH High Range Test Kit, Fresh & Salt

Most fish species require a specific pH range to survive, which is important as broad fluctuations can cause fatality. The pH of water is one of the most important parameters to measure because numerous biological processes depend on pH. Recommended to test the water weekly at different times in order to chart changes that can affect the well being of the aquarium inhabitants. This test kit is recommended for fresh and saltwater aquariums with fish requiring higher pH levels in alkaline water conditions. Contains 125 pH High tests.