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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 I/www mccampbell com Erman mom rQmccampbell com <br /> • Advanced GeoEnvironmental, Inc Client Project ID Chapin Bros Inc Date Sampled 08/22/02 <br /> 837 Shaw Road Date Received 08/23/02 <br /> Client Contact Bill Little Date Extracted 08/29/02-08130/02 <br /> Stockton,CA 95215 <br /> Client P p Date Analyzed 08/29102-08130/02 <br /> Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline with BTEX and MTBE* <br /> Extraction method SW5030B Anatyacal methods SW8021B/8015Cm Work Order 0208412 <br /> ' Lab ID i Client ID I Matrix TPH(g) MTBE Benzene Toluene Ethylbenzene Xylenes DF %SS <br /> 001A Effluent W ND ND ND ND ND ND 1 105 <br /> 002A Influent W 2600,a ND<50 32 64 3 3 120 5 ---# <br /> 1 <br /> Reporting Limit for DF=1, W 50 50 05 05 050 <br /> 5 1 /L <br /> ND means not detected at or lig <br /> 1 above the reporting lumt S NA NA NA 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,producvoil/non-aqueous liquid samples in <br /> mg/L,and TCLP extracts in ug/L <br /> ' #cluttered chromatogram,sample peak coelutes with surrogate peak <br /> 4-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 as significant,b)heavier gasoline range compounds are significant(aged gasoline?),c)lighter gasoline range <br /> cornpuunds tthc must rnooue fracnon)are significant,a)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) t)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,))reporting limit raised due to high MTBE content,k)TPH 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 />