Document Ozr02pb83JDByKQ0gRq3nLY71

P. 0. BOX 3303 - LAKE CHARLES, LA 70602-3303 (318) 882-0334 August 12, 1988 CLIENT: PPG Industries, Inc. P. 0. Box 1000 Lake Charles, LA 70602 Attn: Anne Corbello SAMPLE(S) RECEIVED: 7-22-88 1600 JOB # W8824A P.O.# 005273 SAMPLE DESCRIPTION: Log #774 - Sample date & time: 7-18-88 0630-1130 Derivatives Surge Pond Sludge WTS 003 METALS -- ANALYSIS OF SAMPLE -- Method 3050 Digestion ARSENIC BARIDM CADMIUM CHROMIUM LEAD MERCURY SELENIUM SILVER NICKEL COPPER ANTIMONY BERYLLIUM - - - -- - - - - RESULT 0.54 ppm 37.1 Ppm <0.54 PP 40.3 ppm 6.01 11.2 PPm ppm <0.098 ppm <1.96 ppm 26.6 38.9 <5.89 <0.98 ppm ppm ppm ppm METHOD 7061 6010 6010 6010 7420 7470 7741 7760 7520 7210 7040 6010 EPA Test Methods for Evaluating Solid Waste SW-846 Nov 1986 On Behalf of Core Laboratories, Robert Morris Laboratory Supervisor RM/rl i ana nwMMi summm n* dttnt tor wmm ncnww M < tWBwnuagnwutCoreiJBWWBn--.CwUftcralw-- SL 046404