... produce phosphate ester. To pass into the hydrogen chloride Triethyl phosphate to produce ethyl chloride, phosphate ester, phosphate ester. ... Inhalation, ingestion, percutaneous absorption. Toxic: mild irritation of the skin, local anesthetic. LD500: 1165mg/kg(Oral rat ... dioxide, phosphine oxide, phosphine.Use: Mainly used for high boiling point solvents, catalysts, plasticizers, flame retardants ...