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110 2nd Avenue South#D7,Pacheco,CA 94553 5560 <br /> MMcCampbell Analytical Inc Telephone 925 798-1620 Fax 925-798-1622 h llwww mec bel!cam E-mail mem�mcc bell cam <br /> Robert A Booher Consulting Client Protect ID #CC-103, Cal Cedar Date Sampled 07/21/03 <br /> 1340 W Washington Stockton CA <br /> 3247 Glen Abby Drive Date Received 07/23/03 <br /> Ghent Contact Jeff Monroe Date Extracted 07/24/03-07/25103 <br /> Fairfield,CA 94533 Client P O Date Analyzed 07/24/03-07/25/03 <br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline with BTEX and MTBE* <br />' Extraction method SW5030B Analytical methods SW802IB/8015Cm Work Order 0307385 <br /> Lab ID Client ID Matrix TPH(g) MTBE Benzene Toluene Ethylbenzene Xylenes DF %SS <br />' 003A HP-2-W W --- --- ND ND ND ND 1 107 <br /> 006A HP-4-W W - --- ND ND ND ND 1 104 <br /> 009A HP-5-W W --- -- ND ND ND ND 1 - # <br /> 013A HP-3-W W --- ND ND ND 073 1 105 <br />' 016A HP-1-W W --- -- ND 17 ND 39 1 118 <br /> I <br /> Reporting L=t for DF-1, W 50 50 05 05 05 05 1 ug/L <br /> ND means not detected at or <br /> above die reporting limit 5 NA NA NA NA NA NA 1 mg/Kg <br /> water and vapor samples and all TCL P&SPLP extracts are reported in ug/L,soil/sludge/solid samples in ug/kg, wipe samples in ug/wipe, <br /> product/oillnon-aqueous liquid samples in mg/1L <br /> #cluttered chromatogram,sample peak coelutes with surrogate peak <br />' +The following descriptions of the TPH chromatogram are cursory to nature and McCampbell Analytical is not responsible for their interpretation a) <br /> unmodified or weakly modified gasoline is significant,b)heavier gasoline range compounds are significant(aged gasoline?),c)lighter gasoline range <br /> compounds(the most mobile fraction)are significant,d)gasoline range compounds having broad chromatographic peaks are significant,biologically <br /> altered gasoline?,e)TPH pattern that does not appear to be derived from gasoline(stoddard solvent/mineral sp,=9),f)one to a few isolated non-target <br /> peaks present,g)strongly aged gasoline or diesel range compounds are significant h)lighter than water imtnscibte sheen/product is present,i)Liquid <br /> sample that contains greater than—2 vol %sediment,l)reporting hunt raised due to high MTBE content,k)TPH pattern that does not appear to be <br /> derived from gasoline aviation as m no recognizable pattern <br />' DHS Certification No 1644 Angela Rydehus, Lab Manager <br /> 1 <br />