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AbFORNIA LABORATORY SERVICES Environmental <br /> Chemistry <br /> Analysis Report: BTEX, EPA Method 8020 <br /> Purge and Trap, EPA Method 5030 <br /> Client: APEX Envirotech Inc. Project No. : ERA02.004 <br /> 5330 Primrose Dr. Contact: Tom Landwehr <br /> #100 Phone: (916)535-0200 <br /> Fair Oaks, CA 95628 _ <br /> Lab Contact: James Liang <br /> Project: B Moore Petroleum Lab ID No. : T5491 <br /> Job No. : 845491 <br /> Date Sampled: 02/11/2002 COC Log No. : 11138 <br /> Date Received: 02/12/2002 Batch No. : 32435 <br /> Date Extracted: N/A Instrument ID: GCO07 <br /> Date Analyzed: 02/13/2002 Analyst ID: DAVIDC <br /> Date Reported: 02/15/2002 Matrix: WATER <br /> SURROGATE <br /> Surrogate <br /> Results Surr Conc. Recovery Lower Spec Upper Spec <br /> Analyte CAS No. (ug/L) (ug/L) (percent) (Limit) (Limit) <br /> lA / MW-1 <br /> o-Chlorotoluene95498 22.2 20.0 111 65 135 <br /> 2A / MW-2 <br /> o-Chlorotoluene95498 21.5 20.0 108 65 135 <br /> 3A / MW-3 <br /> o-Chlorotoluene95498 21.6 20.0 108 65 135 <br /> 4A / MW-4A <br /> o-Chlorotoluene95498 21.9 20.0 110 65 135 <br /> 5A / MW-5 <br /> o-Chlorotoluene95498 21.5 20.0 108 65 135 <br /> 6A / MW-7 <br /> o-Chlorotoluene95498 30.2 20.0 151 MA 65 135 <br /> 7A / MW-8 <br /> o-Chlorotoluene95498 40.1 20.0 201 MA 65 135 <br /> 8A / MW-9 <br /> o-Chlorotoluene95498 23.3 20.0 117 65 135 <br /> 9A / MW-10 <br /> o-Chlorotoluene95498 . 14.1. 20.0 71 65 135 <br /> 10A / MW-11 <br /> o-Chlorotoluene95498 21.6 20.0 108 65 135 <br /> 11A / MW-12 <br /> o-Chlorotoluene95498 21.5 20.0 108 65 135 <br /> 12A / VEW-2 <br /> o-Chlorotoluene95498 929 400 232 MA 65 135 <br /> 13A / RW-2 <br /> o-Chlorotoluene95498 587 400 147 MA 65 135 <br /> 14A / Domestic Well <br /> o-Chlorotoluene95498 22.0 20.0 110 65 135 <br /> MA = Recovery data is outside standard QC limits due to matrix <br /> interference. LCS recovery data validates methodology. <br /> ANALYTICAL RESULTS <br /> Lab / Client ID Results Rep. Limit Dilution <br /> Analyte CAS No. (ug/L) (ug/L) (factor) <br /> lA / MW-1 <br /> Benzene 71432 ND 0.50 1.0 <br /> Toluene 108883 ND 0.50 1.0 <br /> Ethylbenzene 100414 ND 0.50 1.0 <br /> ND = Not detected at or above indicated Reporting Limit <br /> CA DOHS ELAP Accreditation/Registration Number 1233 <br /> 3249 Fitzgerald Road Rancho Cordova,CA 95742 800-638-7301 916-638-7301 Fax:916-638-4510 <br />