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1 <br /> CALIFORNIA LABORATORY SERVICES <br /> a. 12/17/04 I4:20 <br /> APEX Envirotech Inc.-Gold River Project: Moore Petroleum <br /> { rites Way CLS Work Order#:CNL0428 <br /> 11244 P <br /> Y Y Project Number: 8RA02.004 <br /> Gold River,CA 95670 Project Manager: Rich Johnson COC#:57769,56128,56129 <br /> Volatile Organic Compounds by EPA Method 8260B - Quality Control <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch CN09588-EPA 5030 Soil MS <br /> Blank(CN09588-BLKI) Prepared&Analyzed: 12/14/04 <br /> 1,2-Dichloroethane ND 5.0 ilrAg <br /> Surrogale:Toluene-d8 47.0 50.0 94.0 60-140 <br /> LCS(CN09588-BSI) Prepared&Analyzed: 12/14/04 <br /> 1 Methyl tert-bury]ether 67.2 5.0 gg/kg 50.0 134 60-140 <br /> Surrogate:Toluene-d8 48.6 50.0 97.2 60-140 4 <br /> LCS Dup(CN09588-BSD1) Prepared&Analyzed: 12/14/04 <br /> Methyl tert-butyl ether. 69.5 5.0 pglkg 50.0 139 60-140 3.37 30 <br /> } 1 <br /> Surrogate:Toluene-d8 46.1 50.0 92.2 60-140 <br /> Matrix Spike(CN09588-MSI) Source:CNL0478-01 Prepared&Analyzed: 12/14/04 <br /> Mcthy[tert-butyl ether 53.2 5.0 pg/kg 50.0 ND 106 60-140 <br /> Surrogate:Toluene-d8 41.3 50.0 82.6 60-140 <br /> Matrix Spike Dup(CN09588-MSDI) Source: CNL0478-01 Prepared&Analyzed: 12/14/04 <br /> a Methyl tent-butyl ether 58.2 5.0 pg/kg 50-0 ND 116 60-140 8.98 30 <br /> Surrogate:Toluene-d8 45.4 50.0 90.8 60-140 <br /> Batch CN09597-EPA 5030 Soil MS <br /> F Blank(CN09597-BLK1) Prepared&Analyzed: 12/14/04 <br /> Di-isopropyl ether ND 5.0 pg/kg <br /> Ethyl tert-butyl ether ND 5.0 " <br /> Methyl ten-butyl ether ND 5.0 " <br /> i <br /> tert-Amyl methyl ether . ND 5.0 " <br /> Tert-butyl alcohol ND 50 " <br /> Surrogate:Toluene-d8 44.6 50.0 89,2 60-140 r <br /> I <br /> r <br /> i <br /> i <br /> i <br /> I <br /> CA DOHS ELAP Accreditation/Registration Number 1233 <br /> i� <br /> 3249 Fitzgerald Road Rancho Cordova, CA 95742 www.californialab.com 916-638-7301 Fax: 916-638-4510 <br />