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110 Second Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL INC. Telephone.925-798-1620 Fax;925-798-1622 <br />' 24 b2:/�/www.mccampbell.com E-mail:main@mccampbell.com <br /> Advanced GeoEnvironmentalDate Sampled:02/24/99 <br /> Client Project ID:Welden Church <br /> 4005 North Wilson Way <br /> Date Received: 02/26/99 <br /> Stockton, CA 95205 Client Contact: Nuel Henderson Date Extracted: 03/02/99 <br /> Client P.O: Date Analyzed: 03/02/99 <br /> Oxygenated Volatile Organics By GC/MS <br /> EPA method 8260 modified <br /> Lab ID 04109 04110 04111 04112 <br />' <br /> Client ID MW-5/ MW-6u/ MW-6V MW-7/ Reporting Limit <br /> 2-24-99 2-24-99 2-24-99 2-24-99 <br /> Matrix W W W W S W <br /> Compound Concentration* ug/kg ug/L <br /> Di-isopropyl Ether(RIPE) ND ND ND ND 5.0 1.0 <br /> IEthyl tert-Butyl Ether(ETRE) 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 /> Dibromofluoromethane 89 92 96 92 <br /> Comments: <br /> *water samples are reported in u soil and sludge samples in u wipes in u wi a and all TCLP 1 STLC 1 SPLP extracts in u /L <br /> mPug/L, 8 mp Pig. Pe g/ P ug <br /> /L <br /> means not detected above the reporting limit;NIA 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 />