Salifert Potassium Test Kit

Track potassium levels with confidence using the Salifert Potassium Test Kit, the go-to choice for serious aquarists. This precision testing system delivers accurate results in under 5 minutes, with readings you can trust and repeat consistently. Each kit includes enough reagents for approximately 40 tests, plus dual testing vials and syringes for uninterrupted monitoring. Maintain optimal potassium levels—typically 400 ppm in natural seawater—to preserve coral coloration and overall reef health. Simple, reliable, and built for the discerning hobbyist who demands accuracy without the hassle.