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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'//www.mcempbell.com E-mail:main@mccampbell.com <br /> John P.Cummings&Associates Client Project ID:#0399014.00; 1161 Date Sampled: 12/21/99 <br /> P.O.Box 2847 Airport Date Received: 12/22/99 <br /> Fremont, CA 94536-2847 Client Contact:John Cummings Date Extracted: 12/23/99 <br /> Client P.O: Date Analyzed: 12/23-12/24/99 <br /> Oxygenated Volatile Organics By GUMS <br /> EPA method 8260 modified <br /> Lab ID 28056 28057 28058 28059 <br /> Soil Pile Soil Pile Reporting Limit <br /> Client ID East End West End East West <br /> Matrix S S S S Sr10 Compound Concentration* ug/kg <br /> Di-isopropyl Ether(DIPE) ND ND ND ND 5.0 <br /> Ethyl tert-Butyl Ether(ETBE) ND ND ND ND 5.0 1.0 <br /> Methyl-tert Butyl Ether(MTBE) ND ND ND ND 5.0 1.0 <br /> tert-Amyl Methyl Ether(TAME) ND ND ND ND 5.0 1.0 <br /> tert-Butanol ND ND ND ND 25 5.0 <br /> Surrogate Recoveries(%) <br /> Dibromofluommethane 105 104 98 101 <br /> Comments: <br /> *water samples are reported in ug/L,soil and sludge samples in ug/kg,wipes in ug/wipe and all TCLP/STLC/SPLP extracts in ug/L <br /> ND means not detected above the reporting limit;N/A means surrogate not applicable to this analysis <br /> (h)lighter than water immiscible sheen is present;(i)liquid sample that contains greater than—5 vol.%sediment;0)sample diluted due to <br /> high organic content <br /> DHS Certification No. 1644 __Edward Hamilton,Lab Director <br />