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3g - --x <br /> r <br /> Trace Analysis Laboratory, Inc. <br /> 3423 Investment Boulevard, a8 . Hayward, California 94545 ( <br /> 415) 783-6964 <br /> DATE: 1/23/90 <br /> f- LOG NO.: 8230 F <br /> DATE SAMPLED: 12/30/89 <br /> DATE RECEIVED: 1/2/90 <br /> . , DATE ANALYZED: 1/19/90 <br /> 7 <br /> CUSTOMER: DuPont Environmental Services <br /> REQUESTER: Bill Bassett. <br /> k PROJECT: No. 1088-Q10-5, Lodi Hwy 12 <br /> g - <br /> Sample <br /> 20 <br /> MW34-- <br /> Method and Concen- - Detection. Concen Detection , <br /> 1< tl Units tration Limit tration . <br /> DHS Method: <br /> Total Petroleum Hydro- <br /> carbons as Gasoline ug/l 8.7 5 < 5 5 +' <br /> Modified EPA Method 8020: <br /> Benzene ug/l < 1 1. < 1 1 <br /> f Toluene - <br /> - ug/1 < 0.9 0.9 < 0.9 0.9 <br /> Xylenes u9/l. < 3 3 . 3 3 <br /> Ethylbenzene ug/1 < 1 1 < 1 1 <br /> z: <br /> ILL 21, <br /> F <br /> - --- - - -Louis-W,-Dupuis-. - - - ----:- --- - - ' <br /> r Quality Assurance/Quality Control Manager ` <br /> LWD:lr <br /> N <br /> ty A-.2- <br /> NV ! <br /> - - - <br /> rXF 77. <br /> .: <br /> 3 3 <br /> 'y <br />