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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: 11A3164 Extracted: 01/28/11 <br /> LCS Analyzed:01/28/2011(11A3164-BS1) <br /> 1,1,1-Trichloroethane 24.9 1.0 0.30 ug/l 25.0 100 65-135 <br /> 1,1,2-Trichloroethane 23.7 1.0 0.30 ug/l 25.0 95 70-125 <br /> Trichloroethene 25.5 1.0 0.26 ug/l 25.0 102 70-125 <br /> Trichlorofluoromethane 23.0 1.0 0.34 ug/l 25.0 92 65-145 <br /> 1,2,3-Trichloropropane 24.1 1.0 0.40 ug/l 25.0 96 60-130 <br /> 1,2,4-Trimethylbenzene 23.8 1.0 0.23 ug/l 25.0 95 75-125 <br /> 1,3,5-Trimethylbenzene 23.8 1.0 0.26 ug/l 25.0 95 75-125 <br /> Vinyl acetate 15.9 5.0 1.0 ug/l 25.0 64 45-145 <br /> Vinyl chloride 21.9 0.50 0.40 ug/l 25.0 87 55-135 <br /> Xylenes,Total 74.4 1.5 0.90 ug/l 75.0 99 70-125 <br /> Di-isopropyl Ether(RIPE) 23.4 1.0 0.25 ug/l 25.0 94 60-135 <br /> Ethyl tert-Butyl Ether(ETBE) 23.3 1.0 0.28 ug/1 25.0 93 65-135 <br /> Methyl-tert-butyl Ether(MTBE) 22.0 1.0 0.32 ug/l 25.0 88 60-135 <br /> tert-Amyl Methyl Ether(TAME) 23.7 1.0 0.33 ug/1 25.0 95 60-135 <br /> tert-Butanol(TBA) 130 10 6.5 ug/1 125 104 70-135 <br /> Ethanol 127 100 100 ug/l 250 51 40-155 <br /> Surrogate:4-Bromofluorobenzene 25.0 ug/1 25.0 100 80-120 <br /> Surrogate:Dibromofluoromethane 25.3 ug/1 25.0 101 80-120 <br /> Surrogate:Toluene-d8 25.4 ug/1 25.0 102 80-120 <br /> Matrix Spike Analyzed:01/28/2011(11A3164-MS1) Source:IUA1891-01 <br /> Acetone 47.3 10 4.5 ug/1 25.0 23.0 97 20-150 <br /> Benzene 24.9 0.50 0.15 ug/1 25.0 ND 100 65-125 <br /> Bromobenzene 26.3 1.0 0.27 ug/1 25.0 ND 105 70-125 <br /> Bromochloromethane 27.8 1.0 0.40 ug/1 25.0 ND 111 65-135 <br /> Bromodichloromethane 26.8 1.0 0.30 ug/1 25.0 0.720 104 70-135 <br /> Bromofonn 26.4 1.0 0.40 ug/1 25.0 1.73 99 55-135 <br /> Bromomethane 23.7 1.0 0.42 ug/1 25.0 ND 95 55-145 <br /> 2-Butanone(MEK) 28.2 10 4.7 ug/1 25.0 ND 113 30-145 <br /> n-Butylbenzene 25.7 1.0 0.37 ug/1 25.0 ND 103 65-135 <br /> sec-Butylbenzene 26.4 1.0 0.25 ug/1 25.0 ND 106 70-125 <br /> tert-Butylbenzene 25.6 1.0 0.22 ug/1 25.0 ND 103 65-130 <br /> Carbon Disulfide 24.1 5.0 0.48 ug/1 25.0 ND 96 40-140 <br /> Carbon tetrachloride 26.0 0.50 0.28 ug/1 25.0 ND 104 65-140 <br /> Chlorobenzene 28.5 1.0 0.36 ug/1 25.0 ND 114 75-125 <br /> Chloroethane 23.6 1.0 0.40 ug/1 25.0 ND 94 55-140 <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 89 of 112> <br />