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' 110 2nd Avenue South,#D7,Pacheco,CA 94553-5560 <br /> McCAIMPBELL ANALYTICAL INC. Telephone: 925-798-1620 Fax : 925-798-1622 <br />' ht-t1)J/www.mccampbell.com E-mail:main@mccatnpbell.corn <br /> Date Sampled: 09/20/01 <br /> Advanced GeoEnvironental Client Project ID: Grewals Mkt <br /> im <br /> 837 Shaw Road Date Received: 09/21/01 <br /> Stockton,CA 95215 Client Contact: Tim Cuellar Date Extracted: 09/21/01 <br /> Client P.O: Date Analyzed: 09/21/01 <br /> Diesel Range(C I O-C23)Extractable Hydrocarbons as Diesel * <br /> EPA methods modified 8015,and 3550 or 3510;California RWQCB(SF Bay Region)method GCFID(3550)or GC1:ID(3510) <br />' %Recovery <br /> Lab ID Client ID Matrix TPEI(d)+ Surrogate <br /> 79168 MW1/092001 W 75,b 104 <br /> 79169 MW2/092001 W ND 106 <br /> 79170 MW3/092001 W 90,b 96 <br /> r <br /> Reporting Limit unless otherwise W 50 ug/L <br /> stated;ND means not detected above <br /> the reporting limit S 1.0 mg/kg <br /> *water and vapor samples are reported in ug/L,wipe samples in ug/wipe,soil and sludge samples in mg/kg,and all TCLP/STLC!SPLP <br /> ' extracts in ug/L <br /> a cluttered chromatogram resulting in coeluted surrogate and sample peaks,or;surrogate peak is on elevated baseline,or;surrogate has been <br /> diminished by dilution of original extract. <br /> 'The following descriptions of the TPH chromatogram an: cursory in nature and McCampbell Analytical is not responsible for their <br /> interpretation:a)unmodified or weakly modified diesel is significant;b)diesel range compounds are significant;no recognizable pattern;c} <br /> aged diesel?is significant);d)gasoline range compounds are significant;e)medium boiling point pattern that does not match diesel(?);fj <br /> one to a few isolated peaks present; g)oil range compounds are significant;h) lighter than water immiscible sheen is present; i) liquid <br /> sample that contains greater than--5 vol.%sediment. <br /> DHS Certification No. 1644 Edward Hamilton,Lab Director <br /> r <br /> S <br /> L — - - <br />