Magnesium trisilicate cas no:14987-04-3 White fine powder Magnesium TrisilicateQuality specification BP2005Character:White fine powderFor medium-and stomach acid medicine, antacids, for ceramics, rubber industry for packing, food industry as anti-caking agent, filter aid, capsule etc.Silicon dioxide≥66.5%Magnesia≥31% Magnesium Trisilicate pharm grade