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i <br /> 110 Second Avenue South,#D7,Pacheco,CA 94553 <br /> 124 McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> htt //wH w me am bell com E-mail main@mccampbell com <br /> I , <br /> i <br /> ' Advanced GeoEnvironmental Client Project ID Chapin Bros Date Sampled 03/17/98 <br /> 4005 North Wilson Way Date Received 03/18/98 <br /> Stockton,CA 95205 Client Contact Bill Little Date Extracted 03118-03/19/98 <br /> Client P 0 Date Analyzed 03118-03119/98 <br /> ' Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline* -.iith Metlivi tert-Butyl Ether*&RTEX* <br /> EPA methods 5030,modified 8015,and 8020 or 602,California RWQCB(SF BaN ]legion)method GCF1D(i030) <br /> ' Lab ID Client ID Matrix TP13(g)+ MTBE Benzene Toluene Ethylben- Xylenes %Recovery <br /> zene Surrogate <br /> 86907 PIE CAT Air 1504 ND ND ND 079 5 1 104 <br /> ' 86908 VW1 Air 6804 ND<l10 ND ND 0 80 1 5 106 <br /> 86909 VEl Air 150,1 ND ND ND ND ND 100 <br /> 1 <br /> '0 <br /> ' Reporting Limit unless Air 50 ug/L 50 05 05 0 5 05 <br /> otherwise stated ND <br /> means not detected above <br /> the ieporting limit S 1 0 mglkg 005 0 005 0 005 0 005 0 005 <br /> *eater and vapor samples are reported in ug/L wipe samples in ugkk ipe 5011 and Mudge camplts in niglkg and all TCLP and SPLP extracts <br /> in ugll. <br /> .cluttered chromatogram,sample peak coelutes with surrogate peal. <br /> "The following descriptions of the TPH chromatogram are cursory in natue, and McCaniphell AnalyuLal is not responsible for their <br /> ' interpretation a) unmodified or weakly modified gasoline is significant b) heaN let ga�ollne range compounds are significant(aged <br /> gasolme'r) c) lighter gasoline range compounds (the most mobile fraction) are signiticant (1) gasoline range compounds having broad <br /> chromatographic peaks are significant biologically altered gasoline, e)TPH pattern ihai does not appear to be derived from gasoline(°) f) <br /> one to a few isolated peaks present,g)strongly aged gasoline or diesel range uOmpoimds ayCh)lighter than Nater immiscible <br /> sheen is present,i)liquid sample that contains greater than—5%of '% sediment 3)no iccognlzable pattern <br /> DHS Certification No 1644Edward Hamilton,Lab Director <br /> I 1 I <br />