Aerojet

Agricultural Handler Task Force (AHTF)

Agricultural Re-Entry Task Force (ARETF)

Allied Chemical Corporation

American Chemistry Council

American Cyanamid

American Industrial Health Council

American Paper Institute

American Petroleum Institute

American Society of Safety Engineers

Armstrong, Teasdale, Schlafly & Davis

ASARCO Inc.

Asphalt Institute

Aventis CropScience

BASF

Battelle Memorial Institute

Bayer CropScience

Bergeson & Campbell, P.C.

Boeing

Buffalo Color Corporation

Calorie Control Council

CANTOX

CEEM

Celanese, Ltd.

Chemical Industry Institute of Toxicology

Chemical Manufacturers Association

Cheminova Agro A/S

ChemRisk

Chem-Tox Consulting

Ciba-Geigy

Cleary, Gottlieb, Steen & Hamilton

Covington & Burling

CropLife America

Department of Natural Resources, State of Georgia

Dermigen, Inc.

Dole Food Company, Inc.

DOW Chemical Company

Dow AgroSciences, LLC

DuPont

ENSR International

Eastman Chemical Company

Ebon Research Systems

Ecorisk

ENSR

Enviro-Control Inc.

Environ

Equistar Chemicals, L.P.

ERG

Ethylene Oxide Council, Chemical Manufacturers Association

ETU Task Force

Everglades Agricultural Area Environmental Protection District

Exponent

Exxon

Filice Brown, Eassa & McLeod, LLP

Florida Crystals Corporation

Florida Fruit and Vegetables Association

FMC Corporation

Formaldehyde Institute

Georgia Pacific

Gibson, Dunn & Crutcher, LLP

Goodman

Goodwin, Procter, & Hoar

Gordon & Rees, LLP

Government of Quebec

Hospital Du Sacre-Coeur

The Goodyear Tire & Rubber Company

Great Lakes Protection Fund

Hercules

Haight, Brown & Bonesteel

Hoechst-Celanese

Holmes, Roberts, & Owen, LLP

Howrey & Simon

Hughes Aircraft Company

Hunton & Williams

Industrial Compliance

International Life Science Institute, Risk Science Institute

Intertox, Inc.

Jellinek, Schwartz & Connolly, Inc.

Keller and Heckman, LLP

Kirkland & Ellis

Kodak

Life Systems, Inc.

Lockheed Martin

Lyondell Chemical Company

Martin Marietta Corporation

McCormick & Company, Inc.

McLaren Engineering

Merck & Company, Inc.

Meridian Research

Michigan State University

Miller & Rolfe

Ministry of the Environment, Canada

Mintz, Levin, Cohn, Ferris, Glovsky and Popeo, P.C.

Mobil Oil, Inc.

Monsanto Company

Morrison-Knudsen-Environmental Services

Motorola, Inc.

NACA

NMP Producers Group, Inc.

National Center for Toxicological Research

National Agricultural Chemical Association

Nickel Producers Environmental Research Association (NiPERA)

Nossaman, Guthner, Knox & Elliott, LLP

Novartis Crop Protection

Outdoor Residential Exposure Task Force (ORETF)

Olefins Panel, Chemical Manufacturers Association

Olin

Owens / Corning Fiberglas

OXO Process TRTG, Chemical Manufacturers Association

Pacific Gas & Electric Corporation

Procter & Gamble

Public Health Foundation

Radian, Inc.

Rhone-Poulenc Agro

RMT, Inc.

Rohm and Haas Co.

RRC, Inc.

Sandoz

Schramm, Williams & Associates

Science Strategies, LLC

Sedgwick, Detert, Moran, & Arnold

Shell Oil Company

Society of Toxicology

Sohio

State of Florida

State of Kansas

State of New York

Steel Hector & Davis, LLP

Stewart Ag Research

Sumitomo Corporation

Syngenta Crop Protection, Inc.

Syntex

Terra, Inc.

Texaco, Inc.

Texas Air Control Board

Texas Industrial Services

Texas Institute for Advancement of Chemical Technology, Inc.

Travenol

Union Carbide Corporation

U.S. Department of Justice

U.S. Environmental Protection Agency

U.S. Soil Inc., Bio-Systems Research

Universite De Montreal

University of California at Davis

University of California at San Francisco

Unocal Corporation

Valent U.S.A. Corporation

Velsicol

Versar, Inc.

Virgina Commonwealth University

Washington Group International, Inc.

Werner & Kerrigan

Weston, Inc.

Woodard, Hall, & Primm Inc.

Xerox