Appearance: Colorless to pink crystal Purity (hplc): 95.0 %, 98.0 % Boiling point: 298c Melting point: 112 - 116c Density: 1.203g/ml at 25 c(lit.) Flash point: 151c Solubility: Insoluble in water, slight soluble in ethanol, soluble in benzene, carbon disulfide, easily soluble in ether and glacial acetic acid Risk mark: Risk codes: S24/25 Un no.: Un 3077 Packing: 25kg/fiber drum with the lining of plastic film 25kg fiber drum with the lining plastic film