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I <br /> CALIFORNIA LABORATORY SERVICES <br /> 04/26/05 15:36 <br /> 1 <br /> APEX Envirotech Inc.-Gold River Project: Moore Petroleum <br /> CLS Work Order#:COD0709 <br /> 11244 Pyrites Way Project Number: ERA02.004 <br /> Gold River,CA 95670 Project Manager: Rich Johnson <br /> Gas/STEX 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 C003046-EPA 5030 Water GC <br /> Blank(CO03046-BLK1) Prepared&Analyzed:04/21/05 <br /> Gasoline ND 50 pg/L <br /> Benzene ND 0.50 1 <br /> Toluene ND 0.50 " <br /> Ethylbenzene ND 0.50 " <br /> Xylenes(total) ND 1.0 " <br /> Surrogate:o-Chlorotoluene(BTEX) 14.2 20.0 111 65-135 <br /> Surrogate:o-Chlorotoluene(Gas) 21.2 20.0 106 65-135 <br /> LCS(CO03046-BSI) Prepared&Analyzed:04/21/05 <br /> Gasoline 439 50 pg/L 500 87.8 65-135 <br /> Surrogate:o-Chlorotoluene(Gas) 12.3 20.0 111 65-135 <br /> LCS(CO03046-BS2) Prepared&Analyzed:04/21/05 <br /> Benzene 19.1 0.50 pg/L 20.0 95.5 70-140 <br /> Toluene 20.1 0.50 20.0 100 70.140 <br /> I <br /> Ethylbenzene 19.9 0.50 20.0 99;5 70-140 <br /> Xylenes(total) 67.0 I.0 60,0 112 70-140 <br /> Surrogate:o-Chlorotoluene(BTEX9 19.7 20.0 98.5 65-135 } <br /> LCS Dup(CO03046-BSDI) Prepared&Analyzed:04/21/05 <br /> Gasoline 435 50 pg/L 500 87.0 65-135 0.915 30 <br /> Surrogate:o-Chlorotoluene(Gas) 22.0 20,0 110 65-135 <br /> LCS Dup(CO03046-BSD2) Prepared&Analyzed:04/21/05 <br /> Benzene 20.3 0.50 pg/L 20.0 102 70-140 6.09 30 <br /> Toluene 21.1 0.50 20.0 106 70-140 4.85 30 <br /> Ethylbenzene 20.8 0.50 20,0 104 70-140 4.42 30 <br /> Xylenes(total) 69.8 1.0 60.0 116 70-140 4.09 30 <br /> Surrogate:o-Chlorotoluene(BTEX) 19,5 20.0 97.5 65-135 <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 /> i <br />