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Sequoia 819 Striker Avenue,Suite 8 <br /> Sacramento,CA 95834 <br /> (916)921-9600 <br /> FAX(916)9Z I-01 00 <br /> Analytical wwW.sequoiafabs.com <br /> r <br /> Kleinfelder-Stockton Project: Del Monte S406138 <br /> 2825 East Myrtle Street Project Number: I2280 Reported: <br /> Stockton CA,95205 Project Manager: Joe Zilles 06/18/04 16:06 <br /> Purgeable Hydrocarbons and BTEX by EPA 8015B/8021B - Quality Control <br /> Sequoia Analytical- Sacramento <br /> Reporting Spike - Source %REC RPD <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Notes <br /> Batch 4060186-EPA 5030B (PIT <br /> Blank(4060186-BLKI) Prepared&Analyzed: 06/10/04 <br /> Gasoline Range Organics(C4-C 12) ND 50 ug/l <br /> Benzene ND 0.50 " <br /> Toluene ND 0.50 " <br /> Ethylbenzene ND 0.50 " <br /> Xylenes(total) ND 0.50 " <br /> Surrogate:a,a,a-Tris luorololuene 9.87 10.0 99 60-140 <br /> Laboratory Control Sample(4060186-BSI) Prepared&Analyzed; 06/10/04 <br /> Benzene 9.66 0.50 ug/l 10.0 97 70-130 <br /> Toluene 9.53 0.50 10.0 95 70-130 <br /> Ethylbenzene 9.57 0.50 10.0 96.. 70-130 <br /> les(total) 26.2 0.50 30.0 87 70-130 <br /> ,3-rogale;a,a,a-Trifluorotoluene 9.16 10.0 92 60-140 <br /> Matrix Spike(4060186-MSI) Source:5406072-01 Prepared&Analyzed:06/10/04 <br /> Benzene 10.1 0.50 ug/l 10.0 0.15 100 60-140 <br /> Toluene 10.1 0.50 10.0 ND 101 60-140 <br /> Ethylbenzene 9.97 0.50 10.0 0.14 98 60-140 <br /> Xylenes(total) 27,6 0:50 30.0 0.43 91 60-140 <br /> Surrogate:a,a,a-Trifluorololuene 9.76 10.0 98 60-140 <br /> Matrix Spike Dup(4060186-MSD1) Source:5406072-01 Prepared&Analyzed:06/10/04 <br /> Benzene 9.84 0.50 ug/l 10.0 0.15 97 60-140 3 25 <br /> :Toluene 9.94 0.50 10.0 ND 99 60-140 2 25 <br /> Ethylbenzene 9.87 0.50 10.0 0.14 97 60-140 1 25 <br /> Xylenes(total) 27.5 0.50 30.0 0.43 90 60-140 0.4 25 <br /> Surrogate:a,a,a-D-i luorotoluene 9.07 10.0 91 60-140 <br /> l <br /> I ' <br /> Troia Analytical-Sacramento The results in this report apply to the samples analyzed in accordance with the chain of <br /> custody document. Unless otherwise stater,results are reported on a wet weight basis. <br /> This analytical report must be reproduced in its entirety. <br /> Page 6 of 9 <br />