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TestAmedca <br /> THE LEADER IN EN V IR O NSA ENTAL TESTING 17461 Derian Avenue.Suite 100, Irvine,CA 92614(949)261-1022 Fax:(949)260-3297 <br /> Arcadis-Folsom Project ID: Storrie Derailment <br /> 950 Glenn Drive,Suite 125 Sampled: 01/17/11 <br /> Folsom,CA 95630 ReportNumber: IUA1672 Received: 01/19/11 <br /> Attention: Danielle Catlin-Wright <br /> METHOD BLANK/QC DATA <br /> VOLATILE ORGANICS with OXYGENATES by GC/MS (EPA 8260B) <br /> Reporting Spike Source %REC RPD Data <br /> Analyte Result Limit MDL Units Level Result %REC Limits RPD Limit Qualifiers <br /> Batch: 11A2855 Extracted: 01/26/11 <br /> Matrix Spike Analyzed:01/26/2011(11A2855-MS1) Source:IUA1672-01 <br /> 1,3,5-Trimethylbenzene 25.6 1.0 0.26 ug/l 25.0 ND 102 70-130 <br /> Vinyl acetate 17.2 5.0 1.0 ug/l 25.0 ND 69 40-150 <br /> Vinyl chloride 24.2 0.50 0.40 ug/l 25.0 ND 97 45-140 <br /> Xylenes,Total 81.3 1.5 0.90 ug/l 75.0 ND 108 60-130 <br /> Di-isopropyl Ether(RIPE) 25.6 1.0 0.25 ug/l 25.0 ND 102 60-140 <br /> Ethyl tert-Butyl Ether(ETBE) 25.6 1.0 0.28 ug/1 25.0 ND 102 60-135 <br /> Methyl-tert-butyl Ether(MTBE) 24.0 1.0 0.32 ug/l 25.0 ND 96 55-145 <br /> tert-Amyl Methyl Ether(TAME) 26.2 1.0 0.33 ug/1 25.0 ND 105 60-140 <br /> tert-Butanol(TBA) 139 10 6.5 ug/1 125 ND 111 65-140 <br /> Ethanol 149 100 100 ug/l 250 ND 60 40-155 <br /> Surrogate:4-Bromofluorobenzene 24.7 ug/1 25.0 99 80-120 <br /> Surrogate:Dibromofluoromethane 25.5 ug/1 25.0 102 80-120 <br /> Surrogate:Toluene-d8 25.5 ug/1 25.0 102 80-120 <br /> Matrix Spike Dup Analyzed:01/26/2011(11A2855-MSD1) Source:IUA1672-01 <br /> Acetone 20.0 10 4.5 ug/1 25.0 ND 80 20-150 6 35 <br /> Benzene 24.2 0.50 0.15 ug/1 25.0 ND 97 65-125 4 20 <br /> Bromobenzene 25.5 1.0 0.27 ug/1 25.0 ND 102 70-125 5 20 <br /> Bromochloromethane 28.1 1.0 0.40 ug/1 25.0 ND 112 65-135 2 25 <br /> Bromodichloromethane 26.5 1.0 0.30 ug/1 25.0 ND 106 70-135 2 20 <br /> Bromofonn 25.5 1.0 0.40 ug/1 25.0 ND 102 55-135 2 25 <br /> Bromomethane 24.6 1.0 0.42 ug/1 25.0 ND 99 55-145 3 25 <br /> 2-Butanone(MEK) 25.0 10 4.7 ug/1 25.0 ND 100 30-145 4 40 <br /> n-Butylbenzene 24.8 1.0 0.37 ug/1 25.0 ND 99 65-135 4 20 <br /> sec-Butylbenzene 25.5 1.0 0.25 ug/1 25.0 ND 102 70-125 4 20 <br /> tert-Butylbenzene 24.8 1.0 0.22 ug/1 25.0 ND 99 65-130 4 20 <br /> Carbon Disulfide 23.7 5.0 0.48 ug/1 25.0 ND 95 40-140 1 20 <br /> Carbon tetrachloride 25.4 0.50 0.28 ug/1 25.0 ND 101 65-140 3 25 <br /> Chlorobenzene 28.2 1.0 0.36 ug/1 25.0 ND 113 75-125 3 20 <br /> Chloroethane 24.1 1.0 0.40 ug/1 25.0 ND 96 55-140 1 25 <br /> Chloroform 24.4 1.0 0.33 ug/1 25.0 ND 97 65-135 2 20 <br /> Chloromethane 23.3 1.0 0.40 ug/1 25.0 ND 93 45-145 2 25 <br /> 2-Chlorotoluene 24.0 1.0 0.28 ug/1 25.0 ND 96 65-135 4 20 <br /> 4-Chlorotoluene 24.4 1.0 0.29 ug/1 25.0 ND 98 70-135 4 20 <br /> 1,2-Dibromo-3-chloropropane 27.6 5.0 0.97 ug/1 25.0 ND 110 45-145 2 30 <br /> Dibromochloromethane 30.1 1.0 0.40 ug/1 25.0 ND 121 65-140 2 25 <br /> TestAmerica Irvine <br /> Heather Clark <br /> Project Manager <br /> The results pertain only to the samples tested in the laboratory. This report shall not be reproduced, <br /> except in full,without written permission from TestAmerica. IUA1672 <Page 74 of 112> <br />