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110 Second Avenue South,4D7,Pacheco,CA 94553-5560 <br /> McCAMPBELL ANALYTICAL Il`TC. Telephone:925-798-1620 Fax :925-798-1622 <br /> http://www.mccampbell.com E-mail:mainCmccampbell.com <br /> Advanced GeoEnvironmental Client Project ID-.Waterloo Food And Date Sampled: 02/16/99 <br /> 4005 North Wilson Way Fuel Date Received: 02/17/99 <br /> Stockton,CA 95205 Client Contact: Bob Marty Date Extracted: 02/17/99 <br /> Client P.O: Date Analyzed: 02/17/99 <br /> Lead* <br /> EPA analytical methods 6010/200.7,239.2' <br /> Lab ID Client ID Matrix Extraction° Lead* %Recovery <br /> S urrogate <br /> 03580 SP-6 S TTLC 10 95 <br /> 03581 SP-7 S TTLC 7.1 97 <br /> 03582 SS-IJ6N S TTLC 9.5 95 <br /> 03583 SS-2-T5N S TTLC 9.6 94 <br /> 03584 SS-3-T5S S TTLC 7.9 97 <br /> 03585 SS4-T6S S TTLC 7.9 93 <br /> S TTLC 3.0 mg/kg <br /> Reporting Limit unless otherwise <br /> stated;ND means not detected above W TTLC 0.005 mg/L <br /> the reporting limit <br /> --- STLC,TCLP 0.2 mg/L <br /> *soil and sludge samples are reported in ma/l:g,wipe samples in ug/wipe,and water samples and all STLC I SPLP/TCLP extracts in mg/L <br /> 'Lead is analysed using EPA method 6010 (ICP)for soils,sludges, STLC & TCLP extracts and method 239.2 (AA Furnace) for water <br /> Samples <br /> °EPA extraction methods 131 1(TCLP),3010/3020(water,TTLC),3040(organic matriccs.TTLC),3050(solids,TTLC);STLC-CA Title 22 <br /> K surrogate diluted out of range;NIA means surrogate not applicable to this analysts <br /> a reporting limit raised due matrix interference <br /> i) liquid sample that contains greater than —2 vol. % sediment; this sediment is extracted with the liquid, in accordance with EPA <br /> methodologies and can significantly effect reported metal concentrations. <br /> DHS Certification No. 1644 /i� Edward Hamilton,Lab Director <br />