UN1075 PETROLEUM GASES,LIQUEFIED 2.1 0.2% PROPANE, 0.5% ISOBUTANE, 1.0% N-BUTANE, 6.5% ISOPENTANE, 19.0% N-PENTANE, 20.0% 2,2-DIMETHYL BUTANE, 12.0% N-HEPTANE, 0.5% N-OCTANE, 0.05% N-NONANE, 6.0% BENZENE, 5.0% TOLUENE, 5.5% ETHYL BENZENE, 15 PPM NITROGEN, 25 PPM METHANE, 50 PPM ETHANE, N-HEXANE BALANCE CERTIFIED, 1000CC PISTON CUSTOMER OWNED CYLINDER LIQUID PHASE