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                                          Phosphorus trichloride
                                          Phosphorus oxychloride
                                          Phosphorous acid
                                          Hydrochloric acid
                                          Product Name Hydrochloric acid
                                          CAS RN 7782-50-5
                                          EINECS Number 231-595-7
                                          Molecular Formula HCl
                                          Molecular Weight 72.9219
                                          Physical and chemical property Appearance and property: Colorless or slightly yellow fuming liquid with pungent acidity.
                                                  Melting Point(℃): -114.8(purity)
                                                  Boiling Point(℃): 108.6(20%)
                                                  Relative density(water=1): 1.20
                                                  Vapour density(air=1): 1.26
                                                  Saturated vapor pressure(kPa): 30.66(21℃)
                                                  Solubility: mix with water and alkali solution
                                          Use Basic chemical raw materials, used in petroleum, chemical industry, metallurgy, printing and
                                                  dyeing, food and other industrial sectors.
                                          Structural Formula
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