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v - <br /> ,�.. <br /> f <br /> Precision Analytical Lcboratr;ry, inc. <br /> to <br /> i 4136 LAKESIDE DRIVE.RICHMOND,CA 94806 rHOKE(A 15)222.3002 FAX(41512 22 12 51 <br /> CERTIFICATE OF ANALYSIS <br /> j , <br /> STATE LICENSE NO. 211 <br /> t Received: 02/22/91 <br /> Reported: 03/08/91 <br /> Attu: Dan Wynne <br /> Pacific Refining Co. <br /> r ' 4585 Pacheco Blvd. t. <br /> Martinez, CA. 94553 <br /> ii Project: BP-Stockton <br /> Matrix: soil <br /> 1� <br /> # Aromatic Volatile Hydrocarbon Analysis <br /> EPA Method 8020 <br /> mg/kg <br /> _Lab ID Client ID Benzene MDL----! uene Al L _ Ct� ,oroben. MDL <br /> 72276-1 SSS -5 ND<0.005 0.005 ND<0.005 0.005 _ ND<0.005 0.001 <br /> 72276-2 SSS-P3-6 ND<0.005 0.005 ND<0.005 0.0055 21D<0.005 0.005 <br /> ,. 72276•-3 SSS--P3-7 ND<0.005 0.005 ND<0:005 0.045 ND<0.005 0.043 <br /> 72276-4 SSS-P3-8 ND<0.005 0.005 ND<0.005 0.005 Nn<4.005 0.005 ! <br /> 72276-5 SSE--P4-2 ND<0.005 0.005 ND<0.005 0.005 ND«4005.:, 0 005 <br /> 72276-6 SSS-P6-3 ND<0.005 0.005 NE<0.005 0.005 MIX0.005 0''-0~ <br /> 72276-7 SSS-P6-4 ND<0.005 0.005 ND<4.005 0.005 ND<0.005 . 0.005 .t <br /> Ethyl- <br /> Lab TD Client ID benzene MDL X leve _MDL <br /> 72276-1 SSS-P3-5 ND<0.005 0.005 ND<0.005 0.005 <br /> 72276-2 SSS-P3-6 ND<0.005 0.005 ND<0:005 4.0G5 <br /> 72275-3 SSS-P3-7 ND<0.005 0.005 ND<0.005 0.005 <br /> 72276-A SSS-P3_8 ND<0.005 0.005 ND<0.005 0.005 <br /> 72276-5 SSS-P4-2. ND<0.005 0.005 ND<0.005 0.005 <br /> 72276--6 SSS-P6--3 ND<0.005 0.005 ND<0.005 0.005 <br /> T '2276-7 SSS-P6-4 ND<0.005 0.005 ND<0.005 0.005 <br /> QA/QC: Spike Recovery for Benzene: 81% <br /> w spike Recovery for Toluene: 102 ;{. <br /> Spike Recovery for Xylene: 106% <br /> Spike Recovery for Chlorobenzene: 106 <br /> Method detection limit, Compound below this level would not be <br /> detected: f <br /> & -ldhoW - - -- - -- -.-- ----- -- - --- -- -- --- -- - <br /> �, ' Laboratoi�►. Director JC/dc <br /> ii <br /> OUTSTANDING QUALITY AND SERVICE <br /> ( � CALIFORNIA STATE CERTIFIED LABORATORY <br /> DO <br /> i. <br /> a <br />