Document EdJGBQ9Gdw38Ma9q7DrDjJYo4

Huntingdon 22nd July 1997 Wendy K.. Sherman Panel Manager, Chemstar Chemical Manufacturers Association 1300 Wilson Boulevard Arlington, VA 22209 Re: Testing Agreement Dear Wendy, Please find enclosed the signed testing agreement for vinyl chloride satellite studies. Many thanks for your speedy attention and flexible approach to the changes we requested. As always, if I can assist further in any way, please do not hesitate to contact me at (908) 8732550, extension 7000. Sincerely, Michael J. Butler, Ph.D. Director, Business Development Huntingdon Life Sciences Inc PO Box 2360. Mettlers Road. East Millstone, NJ 08875-2360 USA. Tel. +1 908 873 2550 Fax. +1 908 873 3992 CMA 118631