Orthophosphoric acid is a non-toxic acid, which, when pure, is a solid at room temperature and pressure.
O 1337 (OTTO) Orthophosphoric acid, GR 85%+ Cas 7664-38-2 - used as a dispersing agent in detergents and leather treatment. As a pH adjuster in cosmetics and skin-care products. O 1337 (OTTO) Orthophosphoric acid, GR 85%+ Cas 7664-38-2 - used as an external standard for phosphorus-31 Nuclear magnetic resonance (NMR); as an electrolyte in phosphoric acid fuel cells and as a catalyst in the hydration of alkenes to produce alcohols, predominantly ethanol.