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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 644 <br /> htto//www tnccampbell com E-mail main@mccampbell com <br /> Advanced GeoEnvironmental Client Project ID Grantltne Gas&Food Date Sampled 04/17/2000 <br /> 4005 North Wilson Way Date Received 04/18/2000 <br /> Stockton, CA 95205 Client Contact Bill Little Date Extracted 04/18-04/21/2000 <br /> Client P O Date Analyzed 04/18-04/21/2000 <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 GCFID(5030) <br /> Lab ID Client ID Matrix TPH(g)+ MTBE Benzene Toluene Ethylben- Xylenes %Recovery <br /> zene Surrogate <br /> 35157 MW 10/04-17 W ND 9 8 0 77 ND ND ND 100 <br /> I35158 MWQ//604-17 W 120,a ND 066 ND 84 41 96 <br /> I 35159 MW 004-17 W ND ND ND ND ND ND 99 <br /> F 35160 MW 004-17 W 70,b ND ND ND ND ND 98 <br /> 35161 MW80/04-17- W ND ND ND ND ND ND 99 <br /> 35162 MW6//04-17 W ND ND ND ND ND ND 99 <br /> l 35163 MW/04 17 W ND ND ND ND ND ND 100 <br /> 00 <br /> 35164 MW X04 17 W 130,b,h ND ND ND ND ND 99 SkceA.) <br /> 1 <br /> 1 <br /> IReporting Limit unless W 50 u /L 5 0 0 5 05 0 5 0 5 <br /> otherwise stated ND ug <br /> /L <br /> not detected above <br /> the reporting limit S 1 0 mg/kg 005 0 005 0 005 0 005 0 005 <br /> 'eater and vapor samples are reported in ug/L,Na ipe samples in ug/wipe,soil and sludge samples in mg/kg and all TCLP and SPLP extracts <br /> in ug/L <br /> 'cluttered chiomaiogram sample peak coelutes N%nh surrogate peak <br /> '7 he followm, dcsciiptions of the TPH chromatogram are cursory in nawre and McCampbell Analytical is not responsible for the,, <br /> I 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 /> r� chromatographic peals are significant biologically altered gasolinerl,e)TPH pattern that does not appear to be derived from gasoline("),f) <br /> one to a few isolated peals present g)strongly aged gasoline or diesel range compounds are significant, h)lighter than Nater immiscible <br /> Isheen is present t)liquid sample that contains greater than--5 vol %sediment i)no recognizable pattern <br /> DHS Certification No 1644 f'� Edward Hamilton, Lab Director <br />