Seachem Reef Advantage Calcium Size:250gm API pH High Range Test

API pH High Range Test Kit - Fresh/Saltwater

Reef Trace™ may be used alone or in conjunction with Reef Plus™

Contents: 1 bottle ProScape NPK Macroelements

Replacement side clip set for SUNSUN Canister Filter HW- 302 / 402 / 303 / 304 models

Seachem Reef Advantage Calcium Size:250gm API pH High Range TestProduct Description Reef Advantage Calcium is a non caustic (pH 8. 38. 6) optimized blend of ionic calcium designed to restore and maintain calcium to levels found in natural seawater. Calcium and carbonates are essential to all coral growth. If either becomes deficient, coral growth will cease, followed by a rapid decline in coral health. Reef Advantage Calcium also includes magnesium and strontium in amounts proportionate to typical utilization