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110 2nd Avenue South #D7 Pacheco,CA 44553-5560 <br /> McCampbell Analytical Inc � Telephone 925-798-1fi20 Fax 925-798 1622 <br /> __ J http/lwww mecampbell corn E-mail ma�n[a)mccampbell com_ <br /> Advanced GeoEnvironmental, Inc Client Project ID Pactfic Mini Mart Date Sampled 11/13/02 <br /> • 837 Shaw Road Date Received 11/19/02 <br /> Stockton, CA 95215 Client Contact Bill Little Date Extracted 11/19/02 <br /> Client­P0 <br /> Date Analyzed 11/20/02 <br /> fGasoline Range (C6-C12)Volatile Hydrocarbons as Gasoline* <br /> xtracuonmathW SW503OB Analytical methods SW8021Bl8D15Cm WarkOrder 0211320 <br /> Lab ID Client 0 Matrix TPH(g) DF %SS <br /> 0211320-OOIA Effluent W ND 1 996 <br /> 1 <br /> I <br /> i <br /> I � <br /> Reporting Limit for DF=1 W 50 gg/L <br /> ND means not detected at or <br /> above the reporting limit S NA NA <br /> *water and vapor samples are reported in ug/L,soil and sludge samples in mg/kg,wipe samples inµg/wipe,and TCLP extracts inµg/L <br /> h #cluttered chromatogram,sample peak coelutes with surrogate peak <br /> E +The following descriptions of the TPH chromatogram are cursory in nature and McCampbell Analytical is not responsible for their interpretation a) <br /> unmodified or weakly modified gasoline is significant b)heavier gasoline range Lompounds are significant(aged gasolme9),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 spirit9),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,t)liquid <br /> sample that contains greater than—2 vol %sediment,a)reporting limit raised due to high MTBE content,k)TPH pattern that does not appear to be <br /> derived from gasoline aviation as m no rccognizable pattern <br /> DHS Certification No I644 _ Edward Hanulton, Lab Director <br />