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110 2na Avenue South,#D7,Pacheco, CA 94553-5560 <br /> McCAtiZPBELL ANALYTICAL INC Telephone 925-798-1620 Fax 925-798-1622 <br /> halo//www mccamnbell cam E-mail mairi@mccamDbeil com <br /> Advanced GeoEnvironmental Client Project M National Freight Date Sampled 03/04/2002 <br /> 837 Shaw Road I Date Received 03/05/2002 <br /> Stockton, CA 95215 ehent Contact-Paul Dotson � Date Extracted 03105-03/08/2002 <br /> f <br />' Client P O Date Analyzed 03/05-03/08/2002 <br /> Gasoline Range (C6-C12) Volatile Hydrocarbons as Gasoline*,with Methyl tert Butyl.Ether* &BTEX* j <br /> FPA methods 5030,modified 8015 and 8020 or 602,California RWQCB(SF Bay Region)me,hod GCFID(5030) <br /> Lab TD Client ID Matrix TPH(g)+ MTBE Benzene Toluene Ethyl- Xylenes %Recovery <br /> benzene Surrogate <br /> 0203074 Mwli W 580,gh ND ND ND � IND ND 100 <br /> -001 030402 <br />' 0203074 iy1W2/ W ND ND ND ND ND ND 106 <br /> -002 030402 <br /> 0203074 MW3/ W NO ND ND ND ND ND 107 <br /> -003 030402 i <br /> 0203074 N1W4/ W i ND ND ND M] IND ND � 109 <br /> -004 030402 <br /> 0203074 MW5/ W ND ND ND ND NO ND 106 <br /> -005 030402 <br /> I <br />' Reporting Limit unless W 50 ug/L 50 05 05 05 05 <br /> otherwise orated,ND <br /> means not detected above <br />' the reporting limit S 1 0 mg/kg 005 0 005 0 005 0 005 0 005 <br /> *water and vapor samples are reported in ug/L,wipe samples in ug/wipe,soil and sludge samples in mg/kg,and all TCLP and SPLP extracts <br /> in ug/L <br /> 'cluttered chromatogram sample peak coelutes with surrogate peak <br /> 'The following descrrpnons of the TPH chromatogram are cursory in nature and McCampbell Analytical is not responsible for their <br /> interpretation al unmodified or weakly modified gasoline is significant, b) heavier gasohne range compounds are significant(aged <br /> gasohne'i), c.) lighter gasoline range compounds (the most mobile fraction) are significant, d) gasoline range compounds having broad <br /> chromatographic peaks are significant,biologically altered gasoline,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,1)liquid sample that contains greater than—5 vol %sediment,j)no recognizable pattem <br /> DHS Certification No 1644 Edward Hamilton, Lab Director <br />