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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 <br /> 24 hap//www,mccampbell corn E-mail mainQa mccampbell corn <br /> ' Advanced GeoEnvrroninental Client Project ID RFS-Sue 01101 Date Sampled 01/04/2001 <br /> 4005 North Wilson Way Date Received 01/05/2001 <br /> Stockton,CA 95205 Client Contact Bill Little Date Extracted 01/05/2001 <br /> CItent P O Date Analyzed 01/05/2001 <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 RWQCB(SF Bay Region)method GCFI17(5030) <br /> Lab ID Client M Matrix TPH(g)+ MTBE Benzene Toluene Ethylben- Xylenes %Recovery <br /> zene Surrogate <br /> 57301 Pre Ox Air 5900,a --- 3 9 7 8 30 130 109 <br /> ' 57302 Post Ox Air 1200,a --- 0 71 14 6 6 30 --# <br /> 1 • <br /> ' ReportinLimit unless <br /> sAu 50 ug/L 50 05 05 05 05 <br /> otherwise stated,ND <br /> 1 means not detected above <br /> the reporting Eimit S 10 m8lkg 005 0 005 0 005 0 005 0 005 <br /> •water and vapor samples are reported in ug/1..,wipe samples in ug/wipe,soil and sludge samples in mg(kg,and all TCLP and SPLP extracts <br /> in ug/L <br /> N 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 gasoltnO,c)TPH pattern that does not appear to be derived from gasoline('i),f) <br /> one to a few isolated peaks present,g)strongly aged gasoline or diesel range compounds are significant,h)lighter than water inin sable <br /> ' sheen is present,i)liquid sample that contains greater than—5 vol %sediment,j)no recognizable pattern <br /> DHS Certification No 1644 Jly—Edward Hamilton,Lab Director <br />