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110 2nd Avenue South,#D7,Pacheco,CA 94553 <br /> McCAMPBELL ANALYTICAL INC Tele 510-798-1620 Fax.510-798-1622 <br /> Parker Environmental Services Client Project ID # 113-26-05, Cheaper Date Sampled 09/26/95 <br /> 190 East 7th Street #37,Tracy Date Received 09/26/95 <br /> Pittsburg,CA 94565 Client Contact Jim Parker Date Extracted 09/26-09/27/95 <br /> Client P O Date Analyzed 09/26-09127/95 <br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasolme*,with RTEX* <br /> EPA methods 5030 modified 8015 and 8020 or 602 California RW CB 5F Bav Re on method GCFID 5030 <br /> Lab ID Client ID Matrix TPH(g)+ Benzene Toluene EthyIbeen- Xylenes Surrogate% eCzen <br /> 56771 MW-1 W ND ND ND ND ND 91 <br /> 56772 MW-2 W ND ND ND ND ND 94 <br /> 56773 MW-3 W ND ND ND ND ND 95 <br /> 56774 MW-5 W ND,b ND ND ND 18 95 <br /> 56775 MW-6 W ND ND ND ND ND 96 <br /> 56776 MW-7 W ND ND ND ND ND 95 <br /> 56777 MW-8 W ND,b,c 19 ND ND 41 96 <br /> Reporting Limit unless other- W 50 ug/L 05 05 05 05 <br /> wise stated,ND means not de- <br /> tected above the reporting limit S 10 mg/kg 0 005 0 005 0 005 0 005 <br /> *water and vapor samples are reported in ug/L,soil samples in mg/kg,and all TCLP extracts to mg/L <br /> #cluttered chromatogram,sample peak coelutes with surrogate peak <br /> t The following descritions of the TPH chromatogram are cursory in nature and McCampbell Analytical is not <br /> responsible for their interpretation a)) unmodified or weakly modified gasoline is sigiificant,b) heavier g�aasoline <br /> range compounds are significant(aged gasoline?),c)lighter gasoline range compounds(the most mobile fraction) <br /> are significant, d) gasoline range compounds having broad chromatographic peaks are significant,biologicaily <br /> altered gasoline?,e) TPH pattern that does not appear to be derived from gasoline (7),f) one to a few isolated <br /> peaks present,g)strong/gaged 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,j) no recognizable pattern <br /> DHS Certification No 1644 / Edward Hamilton,Lab Director <br />