... Vietnam calcium carbonate powder, lumps and chips DETAILING PRODUCTS:Chemical & Physical Analysis:CHEMICAL CONTENTSPHYSICAL SPECIFICATIONS CaCO3 content99.46%Whiteness grade 1,2, ... Whiteness grade 9,10,11>94%Al2O30.03%Moisture contents0.2%SiO20.03%Density2.7g/cm3Oil absorption24g/100g CaCO3All valued ... meet your demands of Quantity, Quality, Appearance, Price and Service. Calcium Carbide Powder