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I + <br /> f CALIFORNIA LABORATORY SERVICES <br /> a <br /> 12/20/04 12:29 <br /> APEX Envirotech Inc. Gold River Project: Moore Petroleum <br /> 11244 Pyrites Way CLS Work Order#:CNL0427 <br /> Y Y Project Number: ERA02.004 ' <br /> Gold River,CA 95670 Project Manager: Rich Johnson COC#:57770 <br />{ GasBTEX by GC PID/FID - Quality Control <br /> Reporting Spike Source %RBC RPD <br /> 1 Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch CN09701 -EPA 5030 Water GC <br /> Blank(CN09701-BLK1) Prepared&Analyzed: 12/16/04 <br /> Gasoline ND 50 µg/L '. C <br />{ Benzene ND 0.50 <br /> Toluene ND 0.50 i <br /> Ethylbenzene ND 0.50 " <br /> Xylenes(total) ND 1,0 <br /> Surrogate:o-Chlorotoluene(BTEX) 11.0 10.0 !OS 65-135 <br /> Surrogate:o-Chlorotoluene(Gas) 17,9 " 10.0 89,5 65-135 <br /> A <br /> LCS(CN09701-BSI) Prepared&Analyzed: 12/16/04 i <br /> Benzene 21.9 0.50 gglL 20.0 110 70-140 1 <br /> Toluene 21.1 0.50 20.0 106 70-140 j <br /> Ethylbenzene 21.1 0.50 20.0 106 70-140 t <br /> Xylenes(total) 65.0 1.0 60.0 108 70-140 <br /> Surrogate:o-Chlorotoluene(BTEX) 20.3 10.0 101 6S-135 <br /> i <br /> LC5 Dap(CN09701-BSD1) Prepared&Analyzed: 12/16/04 <br /> Benzene 22.3 0.50 gg/L 20.0 112 70-140 1.81 30 s <br /> Toluene 22.1 0.50 20.0 110 70-140 4.63 30 <br /> Ethylbenzene 21.8 0.50 20.0 109 70-140 3.26 30 <br /> Xylenes(total) 67.1 1,0 60.0 112 70-140 3.18. 30 <br /> Surrogate:o-Chlorotoluene(BTEX) 10.4 10.0 101 65-135 <br /> Matrix Spike(CN09701-MS1) Source:CNL0439-02 Prepared&Analyzed: 12/16/04 <br /> c <br /> Benzene 21.5 0.50 }rglL 20.0 ND 108 60-140 <br /> Toluene 20.6 0.50 20.0 ND 103 60-140 <br /> Ethylbenzene 20.7 0.50 20.0 ND 104 60-140 <br /> Xylenes(total) 63.7 1.0 60.0 ND 106 60-140 j <br /> Surrogate:o-Chlorotoluene(BTEX) 19.7 10.0 98.5 65-135 <br /> i <br /> - I,I I}}krIr <br /> 1 <br /> 1 <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 k <br />