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1,-,AL ECH Envi�onrnental Laboratories <br /> O 6814 Rosecrans Avcnue, Paramount, CA 90723-3146 <br /> Telephone: (562) _272-2700 Fax: (562) 272-2789 <br /> QA/QC Report <br /> Method: 8260B/T015 <br /> Matrix: Water/Air <br /> Date Analyzed: 9/20/2013 <br /> Date Extracted: 9/20/2013 <br /> Perimeters Conc. u /L Spike Recovery % Control Limits RPD <br /> MS MSD Added MS MSD Rec. RPD <br /> 1,1-Dichloroethene 42 42 50 84 84 70-130 20 0 <br /> Benzene 43 44 50 86 88 70-130 20 2 <br /> Trichloroethene 48 46 50 96 92 70-130 20 4 <br /> Toluene 1 51 51 50 1 102 102 70-130 20 0 <br /> Chlorobenzene 47 48 50 1 94 96 70-130 1 20 2 <br /> m,p-X lenes 92 99 100 1 92 99 70-130 20 7 <br /> MS: Matrix Spike <br /> MSD: Matrix Spike Duplicate <br /> RPD: Relative Percent Difference of MS and MSD <br /> Perimeters Method Units Det. <br /> Blank Limit <br /> 1,1-Dichloroethene ND u /L 1 <br /> Benzene ND u /L 0.5 <br /> Trichloroethene ND u /L 0.5 <br /> Toluene ND u /L 0.5 <br /> Chlorobenzene ND u /L 0.5 <br /> m,p-X lenes ND u /L 0.6 <br /> MTBE ND u /L 1 <br /> TBA ND u /L 10 <br /> DIPE ND u /L 1 <br /> ETBE ND u /L 1 <br /> TAME ND u /L 1 <br /> 1,2-Dichloroethane ND u /L 0.5 <br /> EDB ND u /L 0.5 <br /> Eth (benzene ND u /L 0.5 <br /> o-X lene ND u /L 0.6 <br /> TCE ND u /L 1 <br /> PCE ND u /L 1 <br /> TOTALLY DEDICATED TO CUSTOMER SATISFACTION <br />