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4 <br /> i <br /> CALIFORNIA LABORATORY SERVICES <br /> 06/27/0316:24 <br /> APEX Envirotech Inc.-Gold River Project: Moore Petroleum <br /> 11 244 Pyrites Way CLS Work Order#: CMF0696 <br /> Y Y Project Number: ERA02.004-1)W <br /> Gold k River,CA 95670 Project Manager: Rich Johnson - <br /> Gas/BTEX by GC PID/FID - Quality Control <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch CF32006-EPA 5030 Water GC - I <br /> Blank(CF32006-BLKI) Prepared&Analyzed:06/19/03 <br /> Gasoline ND 50 µg/L <br /> .Benzene ND 0.50 " <br /> Toluene ND 0.50 " <br />` Ethylbenzene ND 0.50 " <br /> r <br /> Xylenes(total) ND 1.0 " <br /> I <br /> Surrogate:a-Chlorotoluene(Gas) 19.5 20.0 97.5 65-135 I <br /> L <br /> LCS(CF32006-BSI) Prepared&Analyzed:06/19/03 <br /> Benzene 21.6 0.50 µg/L 20.0 108 70-140 <br /> Toluene 22.0 0.50 20.0 110 70-140 I <br />` _Ethylbenzene 23.1 0.50 20.0 116 70-140 <br /> Xylenes(total) 64.5 1.0 60.0 108 70-140 <br /> Surrogate:o-Chlorotoluene(BTEX) 20.0 20.0 100 65-135 <br /> LCS Dup(CF32006-BSDI) Prepared&Analyzed:06/19/03 <br /> Benzene 22.0 0.50 µg/L 20.0 110 70-140 1.83 30 <br /> Toluene 22.5 0.50 20.0 112 70-140 2.25 30 <br /> Ethylbenzene 23.5 0.50 20.0 118 70-140 1.72 30 <br /> Xylenes(total) 65.6 1.0 60.0 109 70-140 1.69 30 <br /> t <br /> Surrogate:o-Chlorotoluene(BTEX} 20.1 20.0 1110 65-I35 <br /> Matrix Spike(CF32006-MS1) Source:CMF0631-28 Prepared&Analyzed:06/19/03 <br /> Benzene 22.9 0.50 µL / 20.0 ND 114 60-140 <br /> Toluene 23.2 0.50 20.6 ND 116 60-140 <br /> Ethylbenzene 24.3 0.50 20.0 ND 122 60-140 <br /> Xylenes(total) 67.5 1.0 60.0 ND 112 60-140 <br /> Surrogate:c-Chlorololuene(BTEX) 20.3 20.0 102 65-135 <br /> E <br /> 4 <br /> } <br /> CA DOHS ELAP Accreditation/Registration Number 1233 <br /> 3249 Fitzgerald Road Rancho Cordova, CA 95742 WWW.californialab.com 916-638-7301 Fax: 916-638-4510 <br />�r ► <br />