1و2 پروپاندیول مرک آلمان 107478 1,2-Propanediol

Product information Grade Ph Eur,BP,USP Synonyms 1,2-Propylene glycol Hill Formula C3H8O2 Chemical formula CH3CH(OH)CH2OH HS Code 2905 32 00 EC number 200-338-0 Molar mass 76.09g/mol CAS number 57-55-6 Chemical and physical data Ignition temperature 371C Solubility (20C)miscible in all proportions Melting point -59C Molar mass 76.09g/mol Density 1.04g/cm3 (20C) pH value 6-8 (100g/l, H2O, 20C) Boiling point 188C (1013hPa) Vapor pressure 0.11hPa (20C) Explosion limit 2.4-17.4%(V) Flash point 107C Refractive index 1.43 (20C) Safety information RTECS TY2000000 Storage class 10 - 13 Other liquids and solids WGK WGK 1 slightly water endangering Disposal 3 Relatively unreactive organic reagents should be collected in container A. If halogenated, they should be collected in container B. For solid residues use container C. Toxicological data LD 50 oral LD50 rat 19400 - 36000 mg/kg LD 50 dermal LD50 rabbit 20800 mg/kg