This product is colorless or slightly yellow transparent liquid, there is a strong irritating smell. Specific gravity: 0.959, Boiling point 151-153 , refractive index 1.4263, freezing point: -87.3 . Flash point 50 . With water, alcohol decomposition. Soluble in ether, chloroform. And tear due to corrosive effects. Quality: Q / HSL 04-2006