Potassium | Test Kit | Salifert

Salifert test kits have been trusted by discerning reefers for years for their ease of use and reliability.  Many reefers will report loss of coloration in corals when potassium level start to drop below 360 ppm. Potassium levels in natural seawater is normally around 400 ppm.

Contains up to 40 potassium tests