... White carbon Silica, White carbon black,SiO2 white powder Using in rubber,tyre,sole,feed,food,medical ETC. WHITE SILICAChemical name: Silica, precipitated, hydrated, White ... carbon blackMolecular formula: SiO2 · nH2OAppearance: white granules ... . Used for [food]: It is white fine powder with high purity, high ... . Silica white CAS:14464-46 ...