... .Technical Parameter:Name & Parameter Model SpecificationItemNatural Heavy Calcium CarbonateSN-1063CaCO3 content (Dry basis), % ≥94PH(10% Soliquit)8-10105°C Volatitle, % ≤0 ... .3Insoluble substance in hydrochloric acid, % ≤1.0Moisture content, % ≤0.5Bulk density, g/cm3 ≤0.87Specific Surface, cm2/g ...