Document peQy22XOZ7Vk3az143J8yyv9X

Vista Chemical Company 15990 N. Barkers Landing Rd. Post Office Box19029 Houston,Texas 77224 Phone (713) 531-3200 May 29, 1985 Mr. Ed Smith Callaway Chemical Company P.0. Box 2335 Columbus, GA 31993 Q VISTA Dear Ed: At your request, this letter is to certify that Vista Chemical Company LPA is on the Toxic Substances Control Act Master Inventory List. The appropriate CAS number is 64742-47-8. Sincerely, Thomas G, Grumbles, C.I.H. Director, Industrial Hygiene and Product Safety ajo/007