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Cequoia 680 Cnesapcake Dave Redwood City C4 94063 (415) 364 9600 FAX r;Ul X64 9333 <br /> ' 'j S <br /> 404 N Wiget Lane Walnut Crecy CA 94598 (510) 933 9000 FAX(5 10) 983 9673 <br /> 460 Analytical 319 Striker Avenue Suite 8 Sacramento CA 95834 (916) 921 9600 FAX 19161 921 0100 <br /> Delta Environmental Consultants Client Protect ID Unocal #5886 Sampled cul 27, 1995 <br /> 3164 Gold Camp Or, Suite 240 Sample Matrix Sad Received Jul 27, 1995 <br /> ' Rancho Cordova, CA 95670 Analysis Method EPA 5030/8015/8020 Reported Jul 31, 1995 <br /> Attention Eric Holm First Sample 0 507-1398 <br /> tTOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Reporting Sample Sample Sample Sample Sample Sample <br /> t Analyte Limit I D I D 10 1 D 1 D 10 <br /> mg/kg 507-1398 507-1399 507-1400 507-1401 507-1402 507-1404 <br /> T-1-3 5 T-2-4 7-3-4 T-4-4 T-5-4 5 T-7-4 <br /> ' Furgeabie <br /> Hydrocarbons 1 0 N D N D N D N D N D N D <br /> ' Benzene 00050 N D N D N D N D 0 010 N D <br /> Toluene 00050 N D N D N D N D N D N D <br /> ' Ethyl Benzene 00050 N D N D N D N D N D N D <br /> Total Xylenes 00050 N D N D N D N D 00097 N D <br /> Chromatogram Pattern - -- -- - <br /> Quality Control Data <br /> Report Limit Multiplication Factor 1 0 10 1 0 1 0 1 0 10 <br /> Date Analyzed 7/27/95 7/27/95 7/27/95 7/27/95 7/27/95 7/27/95 <br /> Instrument Identrfication GCHP-1 GCHP-1 GCHP-1 GCHP-1 GCHP-1 GCHP-1 <br /> ' Surrogate Recover/, % 83 86 81 81 85 83 <br /> (QC Limits = 70-130%) <br /> Purgeaole Hydrocaroons are quantitated against a fresh gasoline standard <br /> ' Analytes reported as N D were not detec•ed at or above the reoorting limit <br /> SEQUOIA ANALYTICAL, FLAP #1624 <br /> Linda C Schneider <br /> Protect Manager <br /> 5071398 OLT <1> <br /> -r <br />