... % CAS: 7664 38 2 Usage as food acidulant yeast untr Phosphoric Acid 85% Molecular formula: H3PO4 Molecular weight: 97.995 CAS: [7664-38 ... No.: 8Usage: in manufacture superphosphates, other phosphate salts, polyphosphates, detergents. Acid catalyst in making ethylene, purifying hydrogen peroxide. As acidulant and ... 35kg drums or 330 kg drums or 1700kg IBC'S phosphoric acid 85%