Fritz RPM Elements Part 1 & 2 Alkalinity & Calcium 2x 16oz Salifert Phosphate Test in a true single-step action

in a true single-step action

if desired

4 gallons (100 L) increases [Ni] by 0

or prevent onset of

Matrix Carbon for the Tidal 35

Fritz RPM Elements Part 1 & 2 Alkalinity & Calcium 2x 16oz Salifert Phosphate Test in a true single-step actionFritz RPM Alkalinity & Calcium 2 Part Buffer System. It is possible to maintain a healthy, vibrant marine aquarium by maintaining the proper levels of calcium and alkalinity. Fritz RPM Calcium Buffer System allows aquarists to maintain these two critical components in their proper ionic balance. Highly Concentrated Liquid Calcium. Add in Equal Parts with Fritz RPM Pt 1 & Pt 2. Individual Alkalinity, Calcium, and Magnesium Formulas. Great for Dosing