ANALYTICAL SERVICES

PARTIAL CLIENT LIST

CHEMICALS

American Home Products

Benjamin Moore & Company

Cabot Inc.

CP Chemicals Inc.

Cookson  Pigments Inc.

Cytec Industries Inc.

Hatco Company

Martin-Marietta Company

Morton Salt Company

Pfister Chemical Company

Rhodia Inc.

CONSUMER PRODUCTS

Colgate Palmolive Company

General Spice Company

Firmenich Inc.

Haagen Dazs Company

L.A. Dreyfus (Div. Wrigley Co.)

Nabisco Brands Inc.

The Stanley Works (3 locations)

ELECTRONICS

Electron Transfer Inc.

EMR Photoelectric Company

IBM Corporation

Lucent Technologies Inc.

Xerox Corporation (3 locations)

ENGINEERING

Alaimo Group

Black & Veatch

ERM Group

Ground Water Associates Inc.

GA Environmental Services

Groundwater Sciences Corporation

Hydrotechnology Consultants

Metcalf & Eddy

Sadat Associates

Triassic Technology Inc.

Roy F. Weston Inc.

PHARMACEUTICAL

Carter Wallace Inc.

Guardian Drug Company

Jacobus Pharmaceutical

Johnson & Johnson

J&J Medical Company

Manhattan Drug Company

Merck & Company

Pharmaceutical Formulations Inc.

Therics Inc.

XenoBiotic Laboratories Inc.

PETROLEUM PETROCHEMICAL

Exxon USA

Hydrocarbon Technologies Inc.

Infineum Inc.

TOSCO Inc. (2 locations)

UTILITIES

Elizabethtown Water Company

United Water Company

MISCELLANEOUS

American Standard Company

Burns & Ricker Inc.

C&K Coal Company

Cochrane Environmental

Dow Jones & Co. Inc.

DSD/Roseland Manufacturing

General Dynamics Inc.

Messick Plumbing Company

National Packaging Company

OENJ Cherokee Corporation

Phelps Dodge Corporation

Remeditech Inc.

Union Camp Corporation

US Pipe & Foundry Company.

Waste Management Inc.