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1102nd Avenue South #D7 Pacheco CA 94553-5560 <br /> LAO McCampbell Analytical Inc Telephone 925-798-1620 Fax 925-798-1622 <br /> http❑www nicca bell eom E-mail main@mccampbellcom <br />' Advanced GeoEnvlronmental, Inc Client Project ID Marlowe Prop Date Sampled 06/18/03 <br /> 837 Shaw Road Date Received 06/24/03 <br /> tClient Contact Brian Millman Date Extracted 06/26103-06/27103 <br /> Stockton,CA 95215 <br /> Client P O Date Analyzed 06/26103-06/27103 <br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline with BTEX and MTBE* <br /> Extraction method SW5030B Analytical methods SW8021B/8015Cm Work Order 0306497 <br />' Lab 1D Client 1D Matrix TPH(g) MTBE Benzene Toluene Ethylbenzene Xylenes DP %SS <br /> OOIA MWI/06-18-03 W ND ND ND ND ND ND 1 ---# <br /> 002A MW5/06-18-03 W ND ND ND ND ND ND 1 118 <br /> 003A MW6/06-18-03 W ND ND ND ND ND ND l <br /> 004A VW-1/06-18-03 W ND ND ND ND ND ND 1 113 <br /> 1 <br /> 1 <br /> i <br /> i <br /> i <br /> Reporting Limit for DF=1 [li7 So 50 0 5 I 05 05 05 1 L <br /> ND means not detected at or N g/ <br /> iabove the reporting€unit S NA NA NA NA NA _!A_Ll mg/Kg <br /> *water and vapor samples and all TCLP&SPLP extracts are reported inµg/L,soil/sludge/solid samples in pg/kg, wipe samples inµg/wipe, <br /> product/oil/non-aqueous liquid samples in mg/L <br /> #cluttered chromatogram,sample peak coelutes with surrogate peak <br /> +The following descriptions of the TPH chromatogram are cursory to nature and McCampbell Analytical is not responsible for their interpretation a) <br /> unmodified or weakly modified gasoline is significant,b)heavier gasoline range compounds are significant(aged gasolineo),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 spint9),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—2 vol %sediment,j)reporting limit raised due to high MTBE content, )TPH pattern that does not appear to be <br /> derived from gasoline aviation gas) m no recognizable 2attem <br /> • DHS Certification No 1644 Bela Rydeltus,Lab Manager <br />