Salifert Potassium Test Kit Sicce It is not backward compatible

It is not backward compatible with Classic Apex or Apex Junior controllers

Pack size: 1 vial

Mag-Float Large Replacement Scrapers (2 Pack)

just under an overhanging rock

This bushing set is not intended for older non-Pro Quiet One water pumps

Salifert Potassium Test Kit Sicce It is not backward compatibleSalifert Potassium Test Kit The Salifert Potassium Test Kit is a reef aquarium test kit for measuring potassium levels in marine water, helping hobbyists monitor a trace element associated with coral colour and seawater balance. Potassium Testing for Reef Trace Element Control Natural seawater potassium is approximately 400 ppm. In reef aquariums, low potassium has been associated by many aquarists with reduced coral colour, making testing useful when