Aarey Drugs & Pharmaceuticals Ltd.
Aastrid International
ACS Dobfar - Milan, Italy
Activated Metals & Chemicals, Inc. - Se
Adaptive Analyzer Technologies - Hoboke
Aderco Fuel Additives
Advance Scientific & Chemical, Inc.
Advanced Chemical Company
Advanced Chemical Design
AH Marks & Company Limited
Aicogroup Of Companies
Air Products and Chemicals, Inc.
Akcros Chemical
Akron Dispersions, Inc.
Akzo Nobel
Al Sanea Chemical Products
Albright & Wilson
Aldon Chemical
Alkaloid
Allchem Inc.
AllChem Industries, Inc.
Allied Silicate Industries
AlliedSignal Corporation
Alpha/Owens Corning
Amcol International
American Chemicals Company, Inc
American Refractories Company
Amines & Plasticizers Ltd.
Amoco Corporation
Amrep
Amsyn Incorporated
Apollo Chemical Corporation
Applied Chemicals International Pty. Lt
Applied Coatings & Linings, Inc.
Applied Laboratories, Inc.
Applied P & Ch Laboratory (APCL)
Applied Specialties, Inc.
Aquapharm
Arakawa Chemical (USA) Inc
Arconium
Argus Chemicals
Argus Fine Chemicals Limited
Arkenol, Inc.
Armentor Chemical Marketing
Aryan Pesticides Limited
Asahi Glass Co., Ltd.
Ash Stevens Inc.
Asha Nitrochem Industries Limited
Ashland Chemical Company
Asinex
Aslchem International Inc
Aspen Technology, Inc.
Associated Rubber Company
Aston Chemicals
Astro Chemicals Company
Atlas Refinery, Inc.
Bachem AG
Baddley Chemicals, Inc.
Baker Performance Chemicals
Bann Quimica Ltda.
BASF Corporation
Beandra
Beaver Research Company
Beilstein Information Systems
Bengal Chemical, Inc.
Betco Corporation
Beximco Group
Bhemmer
Biazzi
BIO Chemical Industries, Inc.
Bioanalisi Centro Sud
Bio-Cide International
Biosynth
BOMAR Industrial Product Division
Borden & Remington Corp
Boulder Scientific Company
Brainerd Chemical Company, Inc.
Brook Warehousing Systems
Brunner Mond
Brymill Inc
BSID
Buckman Laboratories
Bush Boake Allen Inc.
