Air Liquide America Corporation Air Products and Chemicals Inc. Albemarle Corporation Amerchol Corporation ANGUS Chemical Company Arch Chemicals Inc. Basell USA Inc. BASF Corporation BioLab, Inc Borden Chemical Inc. CF Industries Inc. CITGO Lake Charles Cabot Corporation Catalyst Recovery of LA, Inc. CertainTeed Corporation Chevron Oronite Company Chevron Phillips Chemical Company Huntsman International L.L.C. Crompton Corporation - Geismar Crompton Corporation - Hahnville Cytec Industries Inc. DSM Copolymer Inc. Degussa Superabsorber - Stockhausen The Dow Chemical Company DuPont DuPont Dow Elastomers Equistar Chemicals, LP ExxonMobil Chemical Company FMC Corporation Ferro Corp., Grant Chemicals Div. Formosa Plastics Corporation GRACE Davison Gaylord Chemical Corporation
