... , % ≤0.3Insoluble substance in hydrochloric acid, % ≤1.0Moisture content, % ≤0.5Bulk density, g/cm3 ≤0.87Specific Surface, cm2/g ≤8000Settling value, ml/g ≥---Top Cut(D98 ... ), ml/100g ≤38Activation, % ≥---AppearancePOWDER3.Main Applicantion:It is widely used in paper-making,plastic,rubber,paint,building material,etc. Mesh 600 ...