Calcium Carbonate precipitated light 98%min-white powder It is good at painting,cable,rubber,plastic,industrial,feed,PU,PVC etc Calcium CarbonatePhysical and chemical properties:Molecular formula: CACO3Molecular weight: 100.09Density: 2.70-2.95White crystal or powderIts difficult solubilize in water and release CO2 in acid.Method of manufacture:Ca(OH)2+CO2=CaCO3+H2O Ca(OH)2+Na2CO3=CaCO3+2NaOHUse: ...