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Page 25 of 57 <br /> tiff eurof ins Analytical Report <br /> Calscience <br /> Conestoga-Rovers&Associates Date Received: 06/14/14 <br /> 19449 Riverside Drive, Suite 230 Work Order: 14-06-1139 <br /> Sonoma, CA 95476-6955 Preparation: EPA 5030C <br /> Method: EPA 8260B <br /> Units: ug/kg <br /> Project: Cordes Ranch, Hansen Road,Tracy, CA Page 6 of 18 <br /> Client Sample Number Lab Sample Daterrime Matrix Instrument Dale Date/Time QC Batch ID <br /> Number Collected Prepared Analyzed <br /> 8718-15 14-06-1139-11-A 06/11114 Solid GC/MS Q 06/16/14 06/18114 140618L022 <br /> 14:43 16:58 <br /> Comment(s): -The reporting limit is elevated resulting from matrix interference. <br /> Parameter Result RL DF Qualifiers <br /> Benzene ND 2000 200 <br /> Ethylbenzene ND 2000 200 <br /> Toluene ND 2000 200 <br /> p/m-Xylene ND 2000 200 <br /> o-Xylene ND 2000 200 <br /> Xylenes(total) ND 2000 1.00 <br /> Surroaate RG(°1s] Control Limits Qualifierst <br /> 1,4-Bromofluorobenzene 100 60-132 <br /> Dibromofluoromethane 94 63-141 - <br /> 1,2-Dichloroethane-d4 95 62-146 _ <br /> Toluene-d8 102 80-120 <br /> 6118.20 14-06-1139-12-A 06/11/14 Solid GC/MS Q 06/16/14 06/18114 140618L022 <br /> 14:49 19:24 <br /> Comment(s): -The reporting limit is elevated resulting from matrix interference. <br /> Parameter Result RL 2E Qualifiers <br /> Benzene ND 510 50.0 <br /> Elhylbenzene ND 510 50.0 <br /> Toluene ND 510 50.0 <br /> p/m-Xylene ND 510 50.0 <br /> o-Xylene ND 510 50.0 <br /> Xylenes(total) ND 510 1.00 <br /> Surrogate Rec. Control Limits Qualifiers <br /> 1,4-Bromofluorobenzene 102 60-132 <br /> Dibromofluoromethane 94 63-141 <br /> 1,2-Dichloroethane-d4 93 62-146 <br /> Toluene-d8 100 80-120 <br /> RL: Reporting Limit. DF: Dilution Factor. MDL: Method Detection Limit. <br /> 7440 Lincoln Way,Garden Grove,CA 92841-1427 • TEL:(714)895-5494 FAX:(714)894-7501 <br />