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04/23/2001 11: 08 209467" 1.8 AGE STOCKTON PAGE 04 <br /> Sent By: McCampbell Analyrical,',%.�lc.; 1 925 798 4612; Apr-1 , 1 1 :41PM; Page 314 <br /> 14 WCAMpBELL ANALYTICAL INC. 110Telephone-_925 798.1D(i20 aFaxc 9zs 7gg51622CA 5�0 <br /> h ://www.mcc bell, to E-mall:rnainCr�rnccampbell_corn <br /> Advanced GeoEnvuontnental Client 1'rojcc[ID:Tltrilfty Oil#772 Date Sampled: 04/12/01 <br /> 8,37 Shaw Road Date Received: D4/13/01 <br /> i Stockton, CA 95215 Client Contact. Bill Little I7atc Extracted: (}4113/0( <br /> Client P O• Date Analyzed- 04/13/0l <br /> Gasoline Range(C6-Cl2)Volatile Hydrocarbons as Gasoline*,with 1%4ethyl tett-Bul Ether*&BTEXtr <br /> ty <br /> EPA methods 5030,modified 5015,and 8020 or 602;California RWOCi3(SP Hav Region)method GCti _]BO ) <br /> Lab ID Client 1D 1,40m, TPH(g)' Mrpg Benzene Toluene Ethyl- °l+ Recovery <br /> benzene Xylenes <br /> Surrogatc, <br /> 65402 Pre Ox Air 91 W,a -- 100 220 37 100 ., <br /> 65403 1 Post Ox Air ND - ND ND ND 0.93 101 <br /> I <br /> 1 <br /> i <br /> Krportmg Liraitunless Air 50 ug/L 5.0 0.5 0.5 0.5 0,5 <br /> oterwise stated;Nle <br /> means not delectcd above <br /> the reporting limit S 1.0 mg/kg 0.05 0.005 0.005 0.005 0.005 <br /> •water rind vapor sarroles are reported in ugrL.wipe samples in ug/wipe,soil and sludg+;smrtples in mg/kg,and all TCLP and SPIj,extracts <br /> in ug/i, <br /> cluttered chromatogram;sample peak coelutes with surrogate peak <br /> `The following descriptions of the TPH chromatogram are cursory in nature and McCampbell Analytical is not responsible for their <br /> Interpretation: a) unmodified or weakly modified gasoline is significant; b) heavier gawline range compounds are signifleant(aged <br /> gasotitne?); c) lighter gasoline range compounds (tbe most mobile traction)are significant; d)gasoline tinge compounds having broad <br /> chromatographic peaks are 3ignif canl;biologically altered pmoline?;e)TPH pattern that docs not appear to be derived from gasoline(?);f) <br /> one to a few isolated peaks present;g)strongly aged gasoline or diesel range compounds are signl0cant,h)lighter than water immiscible <br /> sheer,is present;i)liquid garnple that contain!;grcater than--5 vol,%9edinxnl;j)no recognivable tteln. <br /> DHS Certification No. 1644 Edward Hamilton,Lab Director <br />