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110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCampbell Analytical, Inc. Telephone:925-798-IG20 Eax:925-798-1622 <br /> L 4 Website www-mccaropbell,coin E-mail:main(a niccantpbell,com <br /> Advanced GeoEnvironmental,Inc. Client Project ID: Local Food Store Date Sampled: 05/26,04 <br /> 837 Shaw Road Date Received: 05/27/04 <br /> Client Contact: Paul Dotson Date Extracted: 05127/04-05/29/04 <br /> Stockton,CA 95215 <br /> Client P.O.: Date Analyzed: 05127/04-05129/04 <br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline with BTEX and MTBE* <br /> Hxtractionmethod: SW5030B Analyucalmclhods: SW8021B/8015Cm WorkOrdcr. 0405430 <br /> Lab ID Client ID Matrix TPI I(g) MTBE Benzene Toluene Ethytbenzene Xylenes DF %SS- <br /> 00 1 <br /> 001 1 NiWI W ND,i ND --- ND ND ND 1 82.5 <br /> 002A MW2 W ND 2.1 ND ND ND 1 84.0 <br /> 003A MW3 W ND --- ND ND ND ND 1 82,0 <br /> I <br /> 004A MW4 W 620,a --- 47 3 3 24 61 ! 1 89,2 <br /> 005A MW5 W ND ND ND ND ND l 98.7 <br /> i I <br /> � I <br /> f � <br /> I <br /> Reporting Limit for DF—1; r - <br /> p g Vr 50 5.0 4.5 0.5 0.5 � 0.5 1 � Ng/L <br /> ND means not detected at or <br /> above the reporting linut S NA NA NA NA NA NA l mg/Kg <br /> *water and vapor samples and all TCLP&SPLP extracts are reported in u-,/L,soil/sludeefsolid samples in mg/kg, wipe samples in pg/wipe, <br /> productioWnon-aqueous liquid samples in mg/L. <br /> #cluttered chromatogram;sample peak coelutes with surrogate peak. <br /> +41ie following descriptions of the TPH chromatogram are cursory in nature and McCampbell Analytical is not responsible for their interprctation:a) <br /> unmodified or weakly modified gasoline is significant;b)heavier gasoline range compounds are sign iiicant(aged gasoline?);c)lighter gasoline range <br /> compounds(the most mobile fraction)are significant;d)gasoline range compounds having broad chromatographic peaks are significant;biologically <br /> altered gasoline?;e)TPH pattern that does not appear to be derived from gasoline(stoddard solvent/mineral spirit?);f)one to a few isolated non-target <br /> peaks present;g)strongly aged gasoline or diesel range compounds are significant;h)lighter than water immiscible sheen/product is present;i)liquid <br /> sample that contains greater than--1 vol.%sediment;j)reporting limit raised due to high MTBE content;k)'I'111I pattern that does not appear to be <br /> derived from gasoline(aviation gas)-m)no recognizable pattern. <br /> DHS Certification No. 1644 Angela Rydelius, Lab Manager <br />