Alkaline Calcite Resin Home / Shop Alkaline Calcite Resin $189.00 Home / Shop Alkaline Calcite Resin $189.00 Model Number: Calcite Maximum quantity exceeded Minimum purchase amount of 0 is required Maximum purchase amount of 0 is allowed 189.000 10000000 Categories: Resin Media Manufacturer: BNR Description This resin is great for raising the PH level in your alkaline tank.