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110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 - w <br /> ' Mtp//www mccatnnbell com E-mail main@mccampbell corn <br /> ' Advanced GeoEnvironmental Client Project ID Chapin Brothers Date Sampled 09/21/00 <br /> 4005 North Wilson Way Date Received 09/22/00 <br /> ' Stockton, CA 95205 Client Contact William Little Date Extracted 09/22/00 <br /> ' Client P O Date Analyzed 09/22/00 <br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline*,with Methyl tert-Butyl Ether*& BTEX* <br /> EPA methods 5030,modified 8015 and 8020 or 602 California RW CB SF BayRe ion method GCFID 5030 <br /> ' + , <br /> Lab 1D Client ID Matrix TPH(g) M"I'BE Benzene ToZene <br /> luene Ethylben- xylenes %Recovery <br /> Surro ate <br /> 48341 Inlet Air ND ND ND ND ND ND 101 <br /> 1 <br /> Reporting Limit unless Air 50 ug/L 50 05 05 05 05 <br /> otherwise stated,ND <br /> means not detected above S 1 0 Imp�kg 0 OS 0 005 0 005 0 005 000 <br /> the reporting limit <br /> *water and vapor samples are reported in ug1L,wipe samples in ug(wipe,soil and sludge samples in mg/kg,and all TCLP and SPLP extracts <br /> ' <br /> in ug/L <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 gasoline range compounds are significant(aged <br /> gasoline'?), c) lighter gasoline range compounds (the most mobile fraction) are significant, d) gasoline range compounds having broad <br /> . chromatographic peaks are significant,biologically altered gasolme9 e)TPH pattern that does not appear to be derived from gasoline(9),t) <br /> one to a few isolated peaks present,g)strongly aged gasoline or diesel range compounds are significant,h) lighter than water immiscible <br /> ' sheen is present,i liquid sample that contains greater than—5 vol %sediment no recognizable pattern <br /> DHS Certification No 1644 Edward Hamilton,Lab Director <br />