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TestAmedca <br /> THE LEADER IN ENVIRONMr=NTAL TESTING 17461 Derian Avenue.Suite 100, Irvine,CA 92614(949)261-1022 Fax:(949)260-3297 <br /> TestAmerica San Francisco Project ID: 720-19209 <br /> 1220 Quarry Lane Sampled: 04/15/09-04/17/09 <br /> Pleasanton,CA 94566 Report Number: ISD2881 Received: 04/25/09 <br /> Attention: Dimple Sharma <br /> METHOD BLANK/QC DATA <br /> VOLATILE ORGANICS by GC/MS (EPA 5030B/8260B) <br /> Reporting Spike Source %REC RPD Data <br /> Analyte Result Limit Units Level Result %REC Limits RPD Limit Qualifiers <br /> Batch:9D28025 Extracted:04/28/09 <br /> Matrix Spike Dup Analyzed:04/28/2009(9D28025-MSD1) Source:ISD2881-02 <br /> Hexachlorobutadiene 26.4 0.50 ug/1 25.0 ND 106 60-135 4 20 <br /> Isopropylbenzene 27.2 0.50 ug/1 25.0 ND 109 70-135 3 20 <br /> p-Isopropyltoluene 27.3 0.50 ug/1 25.0 ND 109 65-130 3 20 <br /> Methylene chloride 25.2 5.0 ug/1 25.0 ND 101 50-135 5 20 <br /> Naphthalene 29.0 0.50 ug/1 25.0 ND 116 50-140 5 30 <br /> n-Propylbenzene 27.6 0.50 ug/1 25.0 ND 110 70-135 3 20 <br /> Styrene 24.6 0.50 ug/1 25.0 ND 98 50-145 13 30 <br /> 1,1,1,2-Tetrachloroethane 27.4 0.50 ug/1 25.0 ND 109 65-140 5 20 <br /> 1,1,2,2-Tetrachloroethane 25.6 0.50 ug/1 25.0 ND 102 55-135 5 30 <br /> Tetrachloroethene 27.2 0.50 ug/1 25.0 ND 109 65-130 4 20 <br /> Toluene 26.7 0.50 ug/1 25.0 ND 107 70-125 5 20 <br /> 1,2,3-Trichlorobenzene 28.7 0.50 ug/1 25.0 ND 115 60-135 4 20 <br /> 1,2,4-Trichlorobenzene 29.1 0.50 ug/1 25.0 ND 116 65-135 6 20 <br /> 1,1,1-Trichloroethane 24.5 0.50 ug/1 25.0 ND 98 65-140 6 20 <br /> 1,1,2-Trichloroethane 26.3 0.50 ug/1 25.0 ND 105 65-130 7 25 <br /> Trichloroethene 26.4 0.50 ug/1 25.0 ND 106 65-125 5 20 <br /> Trichlorofluoromethane 23.8 0.50 ug/1 25.0 ND 95 60-145 3 25 <br /> 1,2,3-Trichloropropane 25.2 0.50 ug/1 25.0 ND 101 55-135 4 30 <br /> 1,2,4-Trimethylbenzene 26.6 0.50 ug/1 25.0 ND 106 55-135 8 25 <br /> 1,3,5-Trimethylbenzene 26.9 0.50 ug/1 25.0 ND 107 70-130 4 20 <br /> Vinyl chloride 23.9 0.50 ug/1 25.0 ND 95 45-140 4 30 <br /> m,p-Xylenes 55.6 1.0 ug/1 50.0 ND 111 65-130 7 25 <br /> o-Xylene 27.9 0.50 ug/1 25.0 ND 112 65-125 5 20 <br /> Xylenes,Total 83.5 1.5 ug/1 75.0 ND 111 60-130 6 20 <br /> Surrogate:4-Bromofluorobenzene 24.2 ugR 25.0 97 80-120 <br /> Surrogate:Dibromofluoromethane 24.0 ugR 25.0 96 80-120 <br /> Surrogate:Toluene-d8 24.4 ugR 25.0 98 80-120 <br /> TestAmerica Irvine <br /> D.J.Watson <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,witJwg(y@tte2arn&fion*m TestAmerica. LSD2881 <Page 19 of 22> <br />