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1102nd Avenue South #D7 Pacheco CA 94553-5560 <br /> McCampbell Analytical Inc Telephone 925-798-1620 Fax 925 798-1622 <br /> h JA—w mccam bell coin E mailccampbtell cam <br /> Env Science Associates Client Project 1D #1200252, UOP-MTBE Date Sampled 08/21/02 <br /> 225 Bush Street, Ste 1700 Date Received 08/21/02 <br /> Client Contact Peter Hudson Date Extracted 08/27/02 <br /> San Francisco, CA 94104 <br /> lientP O - - __- _ _ -_ _ _ Date Analyzed -08127102 _—Gasoline Ran a C6-C12 Volatile H drocarbons as Gasoline with BTEX and MTBE' A- <br /> rc <br /> g ( ) Y <br /> Extractcon method SW5030B Analytcal methods SW8021B/8015Cm Work Order 0208112 <br /> Lab M Client ID Matrix TPH(g) MTBE Benzene Toluene Ethylbenzene Xylenes DF %35 <br /> 001A MW-1 W ND ND ND ND ND ND 1 Ill <br /> 002A MW-2 W ND ND ND ND ND ND l 107 — r <br /> 003A MW-3 W ND ND ND ND ND ND 1 987 <br /> 004A MW-4 W ND ND ND ND<I ND ND 1 981 �e <br /> I <br /> I <br /> S <br /> ltepoitmg Lurut for DF—1 W 50 50 05 05 0 5 0 5 1 lig/L <br /> ND means not detected at or <br /> above the reporting taut S NA NA NA NA NA NA I 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 /> mgfL,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 gasohne9),c)lighter gasoline range- <br /> compounds <br /> angecompounds(the most mobile fraction)are significant d)gasoline range compounds having broad chromatographic peaks are significant,biologically <br /> = altered gasoline9,e)TPH pattern that does not appear to be derived from gasoline(stoddard solvent),f)one to a few isolated non-target peaks present,g) <br /> strongly aged gasoline or diesel range compounds are significant,h)lighter than water immiscible sheen/product is present t)liquid sample that contains <br /> greater than--2 vol %sediment 1}reporting limit raised due to high MTBE content,k)TPH pattern that does not appear to be derived from gasoline <br /> [(aviation as) m)no recognizable pattern <br /> DHS Certification No 1644 Edward Hamilton,Lab Director <br />