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Sequoia 680 Chesapeake Dnve Redwood City to 94063 (415) 3" 9600 FAX(413) 164 9233 <br /> 1900 Bates Avenue Suite L Concord CA 94520 (510) 686-9600 FAX(510)686.9649 <br /> Analytical 819 Sinker Avenue Swte 8 Sacramento CA 95834 (916) 921.9600 FAX(916)9210100 <br /> v ,' "`� uA'�,,"°�"�t <br /> Groundwater Technology Client Prole�ctlD San Joaquin Cat is emetary Sam r 19, 1 <br /> 1401 Halyard Drive, Suite 140 Sample Matrix Soil Received Apr 25, 1995 <br /> Y West Sacramento, CA 95691 Analysis Method EPA 5030/8015/8020 Reported May 2, 1995 <br /> Attention Jason Fedota First Sample# 504-1179 <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Reporting Sample Sample Sample <br /> Analyte Limit I.D. I.D. I.D. ti <br /> mg/kg 504-1179 504-1182 504-1185 <br /> W42-25 s' vw2-40 6 VW2-55.5' 1� <br /> Purgeable <br /> Hydrocarbons 10 ND ND 16 <br /> Benzene 00050 ND 0 024 026 <br /> Toluene 00050 ND 0 049 0 070 <br /> Ethyl Benzene 00050 N D 0 012 0 012 <br /> Total Xylenes 00050 N D 0 065 035 <br /> Chromatogram Pattern -- -- Gasoline <br /> C6-C12 <br /> Quairty Control Data <br /> Report Limit Multiplication Factor 10 1 0 1 0 <br /> Date Analyzed 4/27/95 4/27/95 4/27/95 <br /> Instrument Identification GCHP-1 GCHP-1 GCHP-1 <br /> Surrogate Recovery, % 102 100 108 <br /> (OC Limits = 70-130%) <br /> Purgeabte Hydrocarbons are quantitated against a fresh gasoLne standard <br /> Analytes reported as N 0 were not detected at or above the reporting limit <br /> SEQUOIA ANALYTICAL, ELAP #1624 <br /> C1 U, C'.rr)c,jj':�I-r� <br /> Linda C Sctmelder-[ <br /> Pro)ect Manager <br /> 5041166 GRW <2> <br /> m <br />