UN1954 COMPRESSED GAS,FLAMMABLE N.O.S. (METHANE, METHANOL) 2.1 20 PPMW DIMETHYL ETHER, 20 PPMW METHANOL, 20 PPMW ACETONE, 20 PPMW ETHANOL, 20 PPMW ISOPROPANOL, 20 PPMW N-PROPANOL, 20 PPMW TERT-BUTANOL, 20 PPMW SEC-BUTANOL, 20 PPMW ISOBUTANOL, 20 PPMW N-BUTANOL, METHANE BALANCE CERTIFIED, SIZE 33AL CUSTOMER OWNED CYLINDER