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substance: hydrogen chloride trade names/synonyms: hydrochloric acid, anhydrous; hydrogen chloride; spirits of salt; muriatic acid; hydrochloric acid; hydrochloric acid gas; anhydrous hydrochloric acid; hydrogen chloride (hcl); un 1050 chemical family: halogenated, gas creation date: sept 20, 2009 revision date: dec. 15, 2009 2. composition, information on ingredients component: hydrogen chloride cas number: 7647-01-0 percentage: 100 3. hazards identification nfpa ratings (scale 0-4): health=3 fire=0 reactivity=1
The United Nations Number is a four-figure code used to identify hazardous chemicals and is used for identification of chemicals transported internationally by road, rail, sea and air. In the UK this number is also called the Substance Identification Number or SI Number .he code is required to be displayed on road tankers, tank wagons and tank containers carrying dangerous goods by the appropriate road and rail regulations which detail vehicular requirements for the carriage of dangerous goods.