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110 Ind Avenue South�#Wh�6co,CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-79x 925-798-1622 <br /> hipIlwww mccampbell comam@mccampbell cam <br /> Advanced GeoEnvironmental,Inc Client Project ID Moore Trucking Date Sampled 08/29/02 <br /> 837 Straw Road Date Received 08/30/02 <br /> IClient Contact Paul Dotson Date Extracted 09/04/02-09105/02 <br /> Stockton,CA 95215 <br /> Client P O Date Analyzed 09104/02-09105/02 <br />' Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline with BTEX and MTBE* <br /> Extraction method SW5030B Analytical methods SW8021B/8015Cm WoTkOrder 0208518 <br />' Lab ID Client ID Matrix TPH(g) MTBE Benzene Toluene Ethylbenzene Xylenes DF %SS <br /> OOIA MW2/08-29-02 W ND,i --- ND ND ND ND 1 109 <br />' 002A MW3/08-29-02 W ND,i -- ND ND ND ND 1 102 <br /> 003A MW4/08-29-02 W ND,i -- ND ND ND ND 1 107 <br />' 004A DW-1108-29-02 W rND -- ND ND ND ND 1 102 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> 1 <br /> Reponing Limit for DF-I W 50 50 05 05 05 05 1 µg/L <br />' ND means not detected at or <br /> above the reporting limit S NA NA NA I NA NA NA 1 mg/Kg <br /> *water and vapor samples are reported in ug/L.,soil and sludge samples in mg/kg,wipe samples in ug/wipe,product/oil/non-aqueous liquid samples in <br /> mg/L,and TCLP extracts in ug/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 gasoline9),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 gasoline7,c)TPH pattern that does not appear to be derived from gasoline(stoddard solvent),f)one to a few isolated non-target peaks present, <br /> g)strongly aged gasoline or diesel range compounds are significant,h)lighter than water immiscible sheen/product is present,i)liquid sample that <br />' contains greater than--2 vol %sediment,l)reporting limit raised due to high MTBE content,k)TPN pattern that does not appear to be derived from <br /> gasoline(aviation gas) m)no recognizable pattern <br /> • DHS Certification No 1644 Edward Hamilton,Lab Director <br /> 1 <br /> 1 <br />