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k.. <br /> 11.0 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCampbell Analytical Inc. Telephone:925-798-1620 Fax:925-798-1622 <br /> h :I/www.mcca bell.com E-mail:main mcca bell.com <br /> W Hygienetics Environmental Client Project ID: #91081.003;Bulk Date Sampled: 07/30/03 <br /> Transportation <br /> 2433 Mariner Square Loop, Suite <br /> Date Received: 07/30/03 <br /> 210Date Extracted: 07/30/03 <br /> Client Contact: Rodger Witham <br /> Alameda, CA 94501 <br /> Client P.O.: Date Analyzed: 07/31/03 <br /> 16- Gasoline Range(C6-C12)Volatile Hydrocarbons as Gasoline with BTEX and MTBE* <br /> Extraction method: SW5030B Analytical methods: SW8021B/8015Cm WorkQrder. 0307510 <br /> LM Lab ID Client 11) Matrix TPI-I(g) MTBE Bze <br /> enne Toluene Ethylbenzene Xylenes DF %SS <br /> � I I <br /> OOIA S-Stockpile-A-D S --- - ND<0.017 ND<0.017 ND<0.017 ND<0.017 3.3 85.6 <br /> 002A S-Stockpile-1 S 1I --- --- ND<0.025 ND<0.025 ND<0.025 I ND<0.025 5 80.4 <br /> i <br /> k <br /> I <br /> i.w <br /> � I f <br /> i.r <br /> ` I <br /> � I <br /> LM <br /> Reporting Limit for DF=l; W NA NA NA NA NA NA 1 ug(L <br /> ND means not detected at or <br /> V above the reporting limit S 1.0 0.05 0.005 0.005 0.005 1 0.005 1 1 mg/Kg <br /> "water and vapor samples and all TCLP&SPLP extracts are reported in pg/L,soillsludge/solid samples in pglkg, wipe samples in pg/wipe, <br /> productloillnon-aqueous liquid samples in mg/L. <br /> V <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 gasoline?;e)TPH pattern that does not appear to be derived from gasoline(stoddard solvent/mineral spirit?);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;j)reporting limit raised due to high MTBE content;k)TPH pattern that does not appear to be <br /> i.. derived from gasoline(aviation as).m)no recognizable patt,cm. <br /> DHS Certification No. 1644 Angela Rydehus,Lab Manager <br />