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<br /> r Precision Analytical Laboratory, Inc.
<br /> 94806 PHONE(A.5)222.3002 FAX(415)222-1251
<br /> 4136 LAKESIDE DRIVE,RICHMOND,CA
<br /> CERTIFICATE ANALYSIS
<br /> 1 STATE LICENSE NO. 211
<br /> t
<br /> j Received: 02/20/91
<br /> 1 Reported: 03/04/91
<br /> ! .j Job #; 72265
<br /> i
<br /> r Attn: Dan Wynne
<br /> International Technology
<br /> 4585 Pacheco Blvd.
<br /> } Martinez, CA. 94553
<br /> Project: BP-Stockton
<br /> _` Matrix: Soil
<br /> aromatic Volatile Hydrocarbon Analysis
<br /> EPA Method 8020
<br /> r� m9/K5
<br /> D Berne a MO
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<br /> 72265-2 SS-Pipe-2 ND<2.405 0.155 ND 16.305 0.0.005
<br /> 5
<br /> 5
<br /> �} 72265-3 SS-Pipe-3
<br /> 72265-4 SS-pipe-4 ND<0.005 0.005 ND<0.005 0.005
<br /> Ethyl-
<br /> 0.005 ND-KO-0050.005
<br /> 72265-2 SS-l%ipe-2 0.022 0.'`5 184 0.3
<br /> kk 72265-3 SS-pipe-3 4.0
<br /> r w. 72255-4 SS-Pipe-4 ND<0.005 0.005 ND<0.005 0.005
<br /> QA/QC: spike Recovery for Benzene: '77%
<br /> Spike Recovery for Toluene: 90
<br /> Spike Recovery for Xylene: 96%
<br /> Compound below this level would not
<br /> MDL: Method detect limit;
<br /> be detec ed. /u
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<br /> ry Direotor
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<br /> OUTSTANDING QUALITY AND SERVICE
<br /> } CAIIFOPNIA STATE CER11F)ED 1APORATORY
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