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� C4C1 t{ <br /> SEQUOIA ANALYTICAL APR 1 3 1991 <br /> 819 Striker Avenue, Suite 8 • Sacramento, CA 95834 <br /> (916) 921-9600 • FAX (916) 921-0100 <br /> IVESNA Industries Client Project ID 3800910/Fire Station #2, Stockton Sampled Mar 30, 1994 <br /> 164 Gold Camp Dr, Suite 200 Sample Matrix Water Received Mar 30, 1994 <br /> Rancho Cordova, CA 95670 Analysis Method EPA 5030/8015/8020 Reported Apr 6, 1994 <br /> Attention Jay Johnson First Sample# 403-1221 <br /> TOTAL PURGEABLE PETROLEUM HYDROCARBONS with BTEX DISTINCTION <br /> Reporting Sample Sample Sample Sample Sample <br /> Analyte Limit I D I D I D I D I D <br /> ,ug/L 403-1221 403-1222 403-1223 403-1224 403-1225 <br /> W-39 W-41 W-41 W-40 W-41 <br /> MW5 MW4 MW2 MW3 MW1 <br /> Purgeable <br /> Hydrocarbons 50 N D 67 N D N D 1,500 <br /> Benzene 050 N D N D N D N D 430 <br /> Toluene 050 N D N D N D N D 30 <br /> Ethyl Benzene 050 N D N D N D N D 41 <br />• Total Xylenes 050 N D N D N D N D 100 <br /> Chromatogram Pattern Degraded - Gasoline <br /> Gasoline C6-C12 <br /> C6-C9 <br /> Quality Control Data <br /> Report Limit Multiplication Factor 10 10 10 1 0 10 <br /> Date Analyzed 4/5/94 4/5/94 4/5/94 4/5/94 4/5/94 <br /> Instrument Identification HP-2 HP-2 HP-2 HP-2 HP-2 <br /> Surrogate Recovery, % 100 105 101 96 91 <br /> (OC Limits = 70-130%) <br /> Purgeable Hydrocarbons are quantitated against a fresh gasoline standard <br /> Anaiytes reported as N D were not detected above the stated reporting limit <br /> SEQUOIA ANALYTICAL <br />'*�Linda C Schneider <br /> Project Manager <br /> 4031221 RES 1> <br />