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i <br /> I 10 Second Avenue South,#D7,Pacheco,CA 94553 <br /> McCAMPBELL ANALYTICAL INC. Telephone:510-798-1620 Fax:510-798-1622 <br /> httl2://www:mccampbell.com E-mail:main@mccampbell.com <br /> Date Sampled: 02/05/98 <br /> Advanced GeoEnvironmental Client Project ID: Eastland Plaza IP; <br /> Date Received: 02/06/98 <br /> 4005 North Wilson Way <br /> ! Stockton,CA 95205 Client Contact:Bill Little i Date Extracted: 02/06/98 <br /> Client P.O: Date Analyzed: 02/06/98 <br /> Total Recoverable Petroleum Hydrocarbons as Oil&Grease(with Silica Gel Clean-up)by Scanning IR <br /> Spectrometry* <br /> EPA method 418.1 or 9073;Standard Methods 5520 C&F <br /> Lab ID Client ID Matrix TRPH' %Recovery <br /> Surrogate <br /> 85643 SS4 S ND . 102 <br /> 1 <br /> i <br /> I , <br /> i <br /> i <br /> { <br /> Reporting Limit unless otherwise W 1.0 mg/L <br /> stated;ND means not detected above <br /> the reporting limit S 10 m /kg <br /> l *water samples are reported in mg/L,wipe samples in mg/wipe and soils and sludges in mg/kg <br /> x surrogate diluted out of range or not applicable to this sample <br /> 'At the client's request or the laboratory's discretion,one or more positive samples may be run by direct injection chromatography with FID <br /> detection. The following comments pertain to these GC results: a) gasoline-range compounds (C6-C12) are present; b) diesel range <br /> compounds (C10-C23)are present; c)oil-range compounds (>C18) are present; d)other patterned solvent (?); e) isolated peaks; t) GC <br /> ' compounds are absent or insignificant relative to TRPH inferring that complex biologically derived molecules are the source of IR <br /> absorption;h)a lighter than water immiscible sheen is present;1)liquid sample that contains greater than -5 vol.%sediment. <br /> DHS Certification No. 1644 //� Edward Hamilton,Lab Director <br />