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110 2nd Avenue South, #D7,Pacheco,CA 94553 <br /> 16 McCAMPBELL ANALYTICAL TNC Tele 510-798-1620 Fax 510-798-1622 <br /> Environmental Science& Eng Client Project ID #6-92-5400,Cecchmi Date Sampled 03/26/96 <br /> 4090 Nelson Ave ,Suite J Date Received 03/26/96 <br /> Concord,CA 94520 Client Contact Dave Blunt Date Extracted 03/28/96 <br /> Client P O #SMSA-C-021 Date Analyzed 03128-03/29/96 <br /> ]Diesel Range(C10-C23) Extractable Hydrocarbons as Diesel * <br /> EPA methods modified MS and 3550 or 3510 California RW CB SF Ba Re on method GCFID 3550 or GCFID 3510 <br /> Lab ID Client ID Matrix TPH(d)+ % Recovery <br /> Surrogate <br /> 62738 UST-1 W 180,d,h 95 <br /> 62739 UST-2 W ND 93 <br />® 62740 UST-3 W ND 94 <br />® 62741 U ST-4 W ND 93 <br /> 62742 Dup W ND 93 <br /> I <br /> u <br /> Reporting Lunt unless other- W 50 ug/L <br /> wise stated,ND means not de- <br /> tected above the reporting limit S 10 mg/kg <br /> * water samples are reported in ug/L,soil samples in mg/kg,and all TCLP and STLC extracts in mg1L <br /> # cluttered chromatogram resulting in coeluted surrogate and sample peaks, or, surrogate peak is on elevated <br /> baseline,or,surrogate has been diminished by dilution of original extract <br /> + The following descriptions of the TPH chromatogram are cursory in nature and McCainpbell Analytical is not <br /> [that <br /> ponsible for their interpretation a) unmodified or weakly modified diesel is significant, b) diesel range <br /> mpounds are significant,no recognizable pattern,c)aged diesel?is si ificant),d)gasoline range compounds <br /> significant, e) medium boiling point paftern that does not match diesel �9) f) one to a few isolated peaks <br /> sent,g)oil range compounds are significant,h)lighter than water ummiscib e s een is present,i)liquid sample <br /> contains greater than-- 5 vol % sediment <br /> DHS Certification No 1644 Edward Hamilton,Lab Director <br />