UN1075 PETROLEUM GASES,LIQUEFIED 2.1 50 PPM METHANE, 2000 PPM ETHANE, 100 PPM ETHYLENE, 230000 PPM PROPANE, 10 PPM ACETYLENE, 10000 PPM ISOBUTANE, 10 PPM PROPADIENE, 1000 PPM N-BUTANE, 1000 PPM TRANS-2-BUTENE, 800 PPM 1-BUTENE, 100 PPM ISOBUTYLENE, 100 PPM CIS-2-BUTENE, 50 PPM ISOPENTANE, 20 PPM METHYL ACETYLENE, 20 PPM N-PENTANE, 20 PPM 1,3-BUTADIENE, 20 PPM N-HEXANE, 50 PPM CARBON MONOXIDE, 40 PPM CARBON DIOXIDE, PROPYLENE BALANCE CERTIFIED, 1000CC PISTON CYL LIQUID PHASE, CUSTOMER OWNED