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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 /> httP//www mccampbell coin E-mail mam@mccampbell com <br /> Advanced GeoEnvironriiental Client Project ID Local Food Store <br /> Date Sampled 09/07/00 <br /> ' 4005 North Wilson Way Date Received 09/08/00 <br /> Stockton, CA 95205 CIient Contact Bill Little Date Extracted 09/08/00 <br /> Client P O Date Analyzed 09/08/00 <br /> Gasoline Range(C6C12)Volatile Hydrocarbons a <br /> y s Gasoline ,with Methyl tert-Butyl Ether*&B'TEX* <br /> EPA methods 5030,modified 8015,and 8020 or 602,California as <br /> (SF Bay Region)method GCFID(5030) <br /> ' Lab ID Client ID Matnx TPH(g)+ MTBE Benzene Toluene Ethylben- Xylenes '%/;Recovery <br /> zene urrogate <br /> 47029 MW1/ <br /> 09-07-00 W ND 30 ND ND ND ND 96 <br /> r47030 09-07-00 W ND 930 ND ND ND ND 101 <br /> MW3/ <br /> 47031 09-07-00 W ND ND ND ND ND ND 98 <br /> 1 <br /> 1 Reporting Limit unless W 50 u <br /> otherwise stated,ND 8d 5 0 O S 0 5 05 05 <br /> ' means not detected above <br /> the reparting limit S 10 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 /> s 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 <br /> gn )gasoline range compounds having broad <br /> chromatographic peaks are significant,biologically altered gasoline7,e)TPH pattern that does not appear to be derived from gasoline(7),f) <br /> one to a few isolated peaks present g)strongly aged gasoline or diesel range compounds are significant,h)fighter than water immiscible <br /> sheen is present,i)liquid sample that contains greater than--5 vol %sediment,j)no recognizable pattern <br /> I <br /> DHS Certification No 1644 �t�Edward Hanulton,Lab Director <br /> i <br />