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' 110 2nd Avenue South,#D7 Pacheco,CA 94553-5560 <br /> -.1—Campbell Analytical Inc Telephone 925 798-1620 Fax 925-798-1622 <br /> bttpPWww mCcamphell cam E-mail main@rncea bell corn <br />' Advanced GeoEnvironniental, Inc Client Project ID Moore Trucking Date Sampled 12/10/02 <br /> • 837 Shaw Road Date Received 12/11/02 <br /> I Client Contact Paul Dotson Date Extracted 12/13/02-12/14/02 <br /> Stockton,CA 95215 <br /> Client O Date Analyzed 12/13/02-12/14/02 <br />' Gasoline Range(C&C12)Volatile Hydrocarbons as Gasoline with BTEX and MTBE* <br /> Extraction method SW5030B Analytical methods SW802IBl8015Cm Work Order 0212176 <br />' Lab ID Client ID Matrix TPH(g) MTBE Benzene Toluene Ethylbenzene Xylenes DF %SS <br /> 001A DW-1112-10-02 W ND ND ND ND ND ND 1 109 <br />' 002A MW2/12-10-02 W ND ND ND ND ND ND 1 96 9 <br /> 003A MW3/12 10-02 W ND ND ND ND ND ND 1 9157 <br />' 004A MW4112-10-02 W ND ND ND ND ND ND 1 102 <br /> I <br /> I <br /> 1 <br /> 1 <br /> 1 <br /> Reporhng Limit for DF=1 W 50 5 0 0 5 0 5 0 5 05 1 µg/L <br /> ND means not detected at or <br />' above the reporting]unit S NA NA NA NA NA NA 1 mg/Kg ` <br /> *water and vapor samples are reported inµg/L,soil and sludge samples in mg/kg,wipe samples inµg/wipe,and TCLP extracts inµg/]L <br />' #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 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 gasolme2,e)TPH pattern that does not appear to be derived from gasoline(stoddard solvent/mineral spint?),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 immiscible sheen/product is present,i)liquid <br /> sample that contains greater than--2 vol %sediment,a)reporting limit raised due to high MTBE content,k)TPH pattern that does not appear to be <br /> denved from gasoline(aviation gas) m)no recognizable pattern <br /> 1 <br /> DHS Certification No 1644 —A—Edward Hamilton,Lab Director <br /> 1 <br /> 1 <br />