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Sequoia 680 Chesapeake drive Redwood City CA 94063 (650) 364-9600 FAX(650)364-9Z33 <br />404 N Wiget Lane Walnut Creek CA 94598 (925) 988-9600 FAX (925) 988-9673 <br />l 819 Striker Avenue Suite 8 Sacramento CA 95834 (916) 9 FAX (916) 921 0100 <br />14W Analytica <br />1455 McDowell Blvd North, Ste D Petaluma, CA 9495 ( FAX (707) 792 0342 <br />ttler-Ryan -Dublin Client Pro ID Chevron #9-5775ect Lo Sampled Aug 24, 1998 <br />.e�� <br />747 Sierra Court, Suite J Sample Matrix Soil � 0 - ived Aug 24, 1998 <br />Dublin, CA 94568 Analysis Method EPA 5030/8015 Mod /8020 Reported Aug 26, 1998 <br />Attention Greg A Gurss First Sample # 808-2197 N INC, <br />TOTAL PURGEABLE PETROLEUM HYDROCARBONS vwthFBTE5C6iSTINCTION <br />Reporting Sample Sample Sample Sample Sample Sample <br />Analyte Limit ID ID ID ID ID ID <br />mg/kg 808-2197 808-2198 808-2199 808-2200 808-2201 808-2202 <br />SP1 SP2 SP3 SP4 SP5 SP6 <br />Purgeable <br />Hydrocarbons 10 N D N D N D N D 11 N D <br />Benzene 00050 N D N D N D N D 0 015 N D <br />Toluene 00050 N D N D N D N D 0 023 0 012 <br />Ethyl Benzene 00050 N D 0 017 00060 N D 0 018 00076 <br />9 Total Xylenes 00050 <br />Chromatogram Pattern <br />7)uahtv Control Data <br />0 016 <br />0 088 0 024 0 016 0 036 <br />Gasoline <br />0 046 <br />Report Limit Multiplication Factor 1 0 1 0 1 0 1 0 10 1 0 <br />Date Analyzed 8/25/98 8/25/98 8/25/98 8/25/98 8/25/98 8/25/98 <br />Instrument Identification HP -5 HP -5 HP -5 HP -5 HP -5 HP -5 <br />Surrogate Recovery, % 65 63 63 64 67 70 <br />(QC Limits = 40-140%) <br />Purgeable Hydrocarbons are quantitated against a fresh gasoline standard <br />Analytes reported as N D were not detected above the stated reporting limit <br />SEQUOIA ANALYTICAL, #1271 <br />ulianne Fegley <br />Project Manager <br />8082197 GEr < 1 > <br />