Document mq0avqE10G8r1zXLjMDvvn8kQ

(conoco) WIRE MESSAGE DATE Q_VQ_ ACCT. NO. June 30, 1986 Mr. John Tapp Brlxham Laboratories, UK Vista Chemical Company needs to test an oil for aquatic toxicity testing to gain approval for use in oil-based muds. Please advise as to current costs for testing, sample submittal procedures, specific data needs (MSDS, etc), and any permission needed for report circulation or additional chemical analysis. I can be reached in U.S. at 713/531-3445 if necessary. Regards, Thomas G. Grumbles, C.I.H. Environmental Quality Manager ajo/9