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This product is made from directly crushed high quality anthracite coal.Being suitable to remove suspended particle and seaweed which will lead to the turbidity of water.Such as using in the natatorium.
Main index:
■ Specific gravity:1.4-1.6g/cc
■ Fixed Carbon：65-85%
■ Effective Size：0.7-2.6
■ Uniform Coefficient<1.5
■ HCL Solubility：2-5%