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CAL TECH Environmental Laboratories <br /> r 6914 Rosecrans Avenue. PaFI-1111OU111- CA 90723-3 146 <br /> f--'=�1 • Telephone: (562) 272-2700 Fax: 062) 272-3789 <br /> QA/QC Report <br /> Method: 8260B <br /> f=1 Matrix: Water <br /> Date Analyzed: 11/29/05 <br /> Date Extracted: 11/29/05 <br /> Perimeters Conc. uglL Spike Recovery % Control Limits RPD <br /> =� LCS LCSD. Added LCS LCSD Rec. RPD <br /> 1,1-Diehl oroethene 45 47 50 90 94 70-130 20 4 <br /> Benzene 48 49 50 96 98 70-130 20 2. <br /> r , <br /> Trichloroethene 52 54 50 104 108 70-131] 20 4 <br /> Toluene 54 56 50 108 112 70-130 20 4 <br /> Chlorobenzene 48 1 47 50 92 94 70-130 20 2 <br /> m,p-Xylenes 101 1 109 100 101 1 109 70-130 20 8 <br /> LCS: Laboratory Control Standard <br /> LCSD: Laboratory Control Standard Duplicate <br /> Vl RPD: Relative Percent Difference of LCS and LCSD <br /> Perimeters Method Units Det. <br /> Blank Limit <br /> 1,1-Dichloroethene ND ug/L 1 <br /> = Benzene ND ug/L 0.5 <br /> Trichloroethene ND uglL 0.5 <br /> Toluene ND u IL 0.5 <br /> Chlorobenzene ND ug/L 0.5 <br /> m,p-X Ienes ND u IL 0.6 <br /> =� MTBE ND u IL 1 <br /> TBA ND u,IL 10 <br /> i l DIPE ND ug/L 1 <br /> ETRE ND u IL 1 <br /> TAME ND ug/L_ 1 <br /> 1,2-Dichforeethane N❑ u /L 0.5 <br /> EDB ND u IL 0.5 <br /> Ethylbenzene ND u IL 0.5 <br /> pm-Xylene ND u IL 0.6 <br /> TCE ND.. ug/L 0.5 <br /> PCE ND u /L 0.5 <br /> TOTAI .I .Y f7F?1)1[`,4T1?i).'l{) Cl1STOMFR SATISFACTION <br />