UN 1954 COMPRESSED FLAMMABLE GAS,, N.O.S. (MIXTURE: ETHYL METHYL SULFIDE, TERT-BUTYL-MERCAPTAN AND METHANE BALANCE) CLASS 2.1 PG: N/A, FLASH POINT NONE NOT MARINE POLLUTANT EMS: EMS: FD-SU 1 ALUMINIUM CYLINDER