CH 1% ISOPENTANE 1% N PENTANE 2% N BUTANE 5% METHANE 10% ETHYLENE 10% ISOBUTANE 20% ETHANE 20% PROPYLENE BALANCE PROPANE SIZE 350 LP CERTIFIED HYDROCARBON CGA 510 EXXONMOBIL BEAUMONT CHEMICAL PLANT OA301 +/-5% BLEND +/-2% ANALYTICAL TAG AT2634 USC1 FEED - AT2634 PURCHASE ORDER# ON COA/LABEL CUSTOM MIX