Pay in 4 interest-free payments of $24.15 Learn more
Ships within 48 hours · Estimated delivery Jul 29 - Aug 3
Best Before Guarantee: 31/12/2026
Contains 90 tests and includes 2 test solutions
Propionic Acid (preservative)
Iron controlled formula – Ideal for iron-sensitive species
API pH Down, 16 OZ Best Bird Food Best Before Guarantee: 31/12/2026API pH DOWN pH adjuster lowers pH to make freshwater aquariums more acidic for fish and plants when levels rise too high. pH is the measure of acidic or alkaline conditions in water, where a value of 7. 0 corresponds to a neutral pH, pH values about 7. 0 are considered alkaline, and pH values below 7. 0 are considered acidic. Different fish need different pH levels to be healthy, so it is important to test your water regularly to ensure pH levels fall