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819 Striker Avenue,Suite$ <br /> Sequoia Sacramento, 95834 <br /> (916)9Z 92 1-9600 <br /> FAX(9 16)921-0100 <br /> 'warwwwsequolalabs.eom <br /> Kleinfelder-Stockton Project: Del Monte 5402553 <br /> 2825 East Myrtle Street. Project Number: 12280 Reported: <br /> Stockton CA,95205 Project Manager: Joe Zil.les 03/05/04 1&05 <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 Leel Result %REC Limits RPD Limit Motes <br /> Batch 4020361 -EPA 5030B (PIT) <br /> Blank(4020361-BLKI) Prepared: 02/26/04 Analyzed:02/27/04 <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, Tart-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 25.2 15.0 101 60-140 <br /> Laboratory Control Sample(4020361-BSI) Prepared&Analyzed: 02/26/04 <br /> `hyl tert-butyl ether 21.2 0.50 ug/l 20.0 106 60-140 <br /> ourrogate:l,2-DCA-d4. .28.3 25.0 113 . 60-140 <br /> Laboratory Control Sample Dup(4020361-BSDI) Prepared&'Analyzed: 02/26/04 <br /> Methyl tert-butyl ether 21.5 0.50 ug/l 20.0 108 60-140 1 25 <br /> Surrogate.,1,2-DCA-d4 26.4 25.0 106 60-140 <br /> Matrix Spike(4020361-MSI) Source:5402526-01 Prepared:02/26/04 Analyzed:02/27/04 QM-09 <br /> Methyl tert-butyl ether .22.3 0.50 ug/l 20.0 ND 112 60-140 <br /> Surrogate: l,2-DCA-eN 23.2 25.0 93 60-140 <br /> .quoia Analytical-Sacramento The results in this report apply to the samples analyzed in accordance with the chain of <br /> custody document. Unless otherwise stated,results are reported on a wet weight basis. <br /> This analytical report must be reproduced in its entirety. <br /> Page 9 of 10 <br />