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R "� .:. � _r- �.;f•��,--mss �=�". <br /> g... a <br /> `Grace Anal}Kir~ Udioralory,litc. Telephone(415)783.6960 <br /> 3423 Investment 6outevard.40 • Hayward.California 94545 Vacsimilc(415)783-1512 <br /> =_ DATE SAMPLED: 10/09/91 <br /> DATE RECEIVED: 10/10/91 <br /> DATE EXTRACTED: 10/16/91 and 10/24/91 <br /> DATE ANALYZED: 10/23/91 and 10/24/91 <br /> DATE REPORTED: 10/24/91 <br /> CUSTOMER: Conoco, Inc. <br /> REQUESTER: Jim Lehrman <br /> PROJECT: No. 400511-SA, East Washington Street., Stoc',,ton <br /> Sample Type: Soil <br /> VW-35-8 _ VW-35-10 _ VW-35-13 <br /> Method and Concen- Reporting Concen- Reporting Concen- Reporting <br /> Con�titue t: Units tration � ration ^Limit <br /> im ° <br /> DHS Method: <br /> Total Petroleum Hydro- <br /> carbons as Gasoline ug/kg 44,000 500 1,000,000 2,800 380,000 2,800 <br /> EPA Method 8020 for: <br /> Benzene ug/kg 110 34 800 340 NO 340 <br /> Toluene ug/kg 36 30 170,000 300 170 300 <br /> Ethylbenzene ug/kg 390 32 65,000 320 1,100 320 <br /> Xylenes ug/kg NO 74 330,000 740 6,100 740 <br /> Concentrations reported as ND were not detected at or above the reporting limit. <br /> Fi <br /> �-1 <br /> tm <br /> E-37 <br /> Founding Member of the Association of California Tasting laboratories s, <br />