Document o9R9kRGq5KXk9w8w5xa9NXy9w

Conoco Chemicals Company A Division of Conoco Inc. 15990 North Barker's Landing Road P.O. Box 19029 Houston, TX 77224 November 10, 1982 Leo Slominski MacDerraid Inc * 245 Freight Street Waterburo, CT 06702 Dear Hr. Slominski: Enclosed, per your request, is a Material Safety Data Sheet for Conoco Chemicals' SA-597 Sulfonic Acid. Please let me know if you have further questions regarding the safety and health aspects of this product. Sincerely, Thomas G. Grumbles, Director Industrial Hygiene ajo Enclosure CCR 000000363