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819 Striker Ave Ste 8 <br /> Sequoia Sacramento,CA 95834 <br /> - (916)921-9690 <br /> Analytical FAX(916)921.0100 <br /> ' www.sequoialabs.com <br /> I <br /> Kleinfelder-Stockton Project: Del Monte S409293 <br /> 2825 East Myrtle Street Project Number: 12280 Reported: <br /> Stockton CA,95205 Project Manager: Joe Zilles 09/29/04 19:13 <br /> Volatile Organic Compounds by EPA Method 8260B -Quality Control <br /> Sequoia Analytical- Sacramento <br /> Reporting Spike Source %REC RPD <br /> Analyte Result Limit Units Level Result °/PREC Limits RPD Limit Notes <br /> Batch 4090280-EPA 5030B [PIT] <br /> Blank(4090280-BLK1) Prepared:09/17/04 Analyzed:09/18/04 <br /> Teri-butyl alcohol ND 5.0 Ug/1 <br /> Methyl tert-butyl ether ND 0.50 " <br /> Di-isopropyl ether ND 0.50 " <br /> Ethyl tert-butyl ether ND 0.50 " <br /> Tert-amyl methyl ether ND 0.50 " <br /> Ethanol ND 50 " <br /> 1,2-Dichloroethane ND 0.50 " <br /> 1,2-Dibromoethane(EDB) ND 0.50 " <br /> Surrogate:l,2-DCA-d4 10.0 10.0 100 60-140 <br /> Blank(4090280-BLK2) 'Prepared&Analyzed:09/20/04 <br /> Tert-butyl alcohol ND 5.0 ug/l <br /> tethyl cert-butyl ether ND 0.50 " <br /> Di-isopropyl ether ND 0.50 " <br /> Ethyl tert-butyl ether ND 0.50 " <br /> Tert-amyl methyl ether ND 0.50 " <br /> Ethanol ND 50 " <br /> 1,2-Dichloroethane ND 0.50 " <br /> 1,2-Dibromoethane(EDB) ND 0.50 " <br /> Surrogate. 1.2-DCA-d4 9.81 10.0 98 60.140 <br /> Blank(4090280-BLK3) Prepared&Analyzed:09/21/04 <br /> Tert-butyl alcohol ND 5.0 ug/l <br /> Methyl tert-butyl ether ND 0.50 " <br /> Di-isopropyl ether ND 0.50 " <br /> Ethyl tert-butyl ether ND 0.50 " <br /> i Tert-amyl methyl ether ND 0.50 '1 <br /> Ethanol ND 50 " <br /> 1,2-Dichloroethane ND 0.50 <br /> 1,2-Dibromoethane(EDB) ND 0.50 " <br /> Surrogate:1,2-DCA-d4 9.61 10.0 96 60-140 <br /> I <br /> i <br /> Sequoia Analytical-Sacramento The results in this report apply to the samples analyzed in accordance with the chain of <br /> I custody document. Unless otherwise stated,results are reported on a wet weight basis. <br /> This analytical report must be reproduced in its entirety. <br /> I <br /> Page 9of11 <br /> E - <br />