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X <br /> Elm <br /> Trace Analysis Laboratory,Inc. Te!--Phone(415)783-5960 <br /> 3423 Investment Boulevard,#8 • Hayward,California 94545 Facsimile(415)783-1512 _ <br /> DATE SAMPLED: 10/04/91 <br /> DATE RECEIVED: 10/07/91 <br /> DATE EXTRACTED: 10/15/91 <br /> DATE ANALYZED: 10/16/91 <br /> DATE REPORTED: 10/21/91 Y_ <br /> CUSTOMER: Conoco, Inc. <br /> REQUESTER: Jim Lehrman <br /> PROJECT: No. 400511-SA, East Washington Street, Stockton <br /> SamIe Type: Soil <br /> VW-32-9 VW--32-11 VW-32-13 ; <br /> Method and Concen- Reporting Concen- Reporting Concen- Reporting <br /> Constituent: Unitration Limit tration Limit tration Limit <br /> ts <br /> DHS Method: <br /> Total Petroleum Hydro- ' <br /> carbons as Gasoline ug/kg NO <br /> 50U NO 500 NO 504 <br /> EPA Method 8020 for: <br /> Benzene tlg/kg NO 5.0 NO 5.0 NO 5.0 <br /> Toluene ug/kg NO 5.0 NO 5.0 18 5.0 <br /> Ethylbenzene ug/kg NO 5.0 NO 5.0 6.3 5.0 <br /> Xylenes ug/kg NO 15 NO 15 NO 15 <br /> t <br /> VW-32-15 VW-32-117 r <br /> Method and Concen- Reporting Concen- Reporting j <br /> Constituent: Units tration Limit tration Limit <br /> DNS Method: <br /> Total Petroleum Hydro- <br /> carbons as Gasoline ug/kg ND 500 ND 509 <br /> EPA Method 8020 for: <br /> Benzene ug/kg NO 5.0 NO 5.0 <br /> Toluene ug/kg 37 5.0 22 5.0 <br /> Ethylbenzene ug/kg NO 5.0 NO 5.0 M <br /> Xylenes ug/kg NO 15 NO 15 <br /> - - - <br /> Concentrations reported as NO were not detected at or above the reporting limit. F, <br /> E-25 <br /> Founding Member of the Association of California Testing tabcra:ori6s <br /> srr-a <br />