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'!'rare At1alysiLi Nob oralcory,lnr.. Tclophoao(415) 783.41960 <br /> 3423 Invostawnt Boulevard,Ile • Hayward,California 94545 F:icS nsllo(41:i)703-1512 <br /> LOG NUMBER: 1356 <br /> —- — DATE SAMPLED: 09/24/91, 09/25/91 and 09/2 <br /> DATE RECEIVED: 09/27/91 <br /> -- r— DATE EXTRACTED: 10/04/91 <br /> DATE ANALYZED: 10/05/91, 10/08/41 and 10/09/: 1 <br /> DATE REPORTED: 10/11/91 <br /> CUSTOMER: Conoco, Inc. <br /> REQUESTER: Jim Lehrman <br /> PROJECT: No. 400511-SA, Washington Street, Stockton <br /> Sam le T e: Soil <br /> MW-28-1 MW-28-3 MW- 8-5 <br /> Method and Concen- Reporting Concen- Reporting Concen- Reporting <br /> Constittu_eoi:: Units tration Limit tration _Limit tratiorl !Limit <br /> DHS Method: <br /> Total Petroleum Hydro- <br /> carbons as Gasoline ug/kg NO 500 NO 500 NO 500 <br /> EPA Method 8020 for: f. <br /> Benzene ug/kg NO 5.0 NO 5.0 ND 5.0 <br /> Toluene ug/kg NO 5.0 14 5.0 17 5.0 <br /> Ethylbenzene ug/kg ND 5.0 NO 5.0 NO 5.0 <br /> Xylenes ug/kg ND 15 NO 1r NO 15 <br /> MW-28-7 W-28-9 M'W-28-11 _ <br /> Method and Concen- Reporting Concen- Reporting Concen- Reporting <br /> Constituent: Units tration Limit tration Limit tration Limit <br /> OHS Method: <br /> Total Petroleum Hydro- <br /> carboys as Gasoline ug/kg NO 500 ND 500 ND 500 <br /> EPA Method 8020 for: <br /> Benzene ug/kg ND 5.0 NO 5.0 MD 5.0 <br /> Toluene ug/kg 20 5.0 5.7 5.0 17 5.0 <br /> Ethylbenzene ug/kg NO 5.0 ND 5.0 ND 5.0 <br /> Xylenes ug/kg NO 15 NO 15 NO 15 <br /> ....Concentrations.-reported as NO. were not detected at or above the reporting limit. <br /> m <br /> E-10 <br /> Founding Member of the Association of California Testing Laboralories <br />