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I <br /> CALTECH Environmental Laboratories <br /> 0 6814 Rosecrans Avenue. Paramount, CA 90723-3146 <br /> Telephone: (562) 272-2700 f=ax: (562) 272-2789 <br /> ' <br /> QA/QC Report <br /> i <br /> ' Method: 8260B <br /> Matrix: Water <br /> Date Analyzed: 5116105 <br /> Date Extracted: 5116105 <br /> Perimeters Conc. ug/L Spike Recovery % Control Limits RPD <br /> LCS LCSD Added LCS LCSD Rec. RPD <br /> 1,1-Dichloroethene 44 44 50 88 1 88 70-130 20 0 <br /> ' Benzene 49 50 50 98 100 70-130 20 2 <br /> Trichloroethene 53 51 50 106 102 70-130 20 4 <br /> Toluene 55 56 50 110 112 70-130 20 2 <br /> Chlorobenzene 56 58 50 112 116 70-130 20 4 <br /> ' m,p-Xylenes 109 108 100 109 108 70-130 20 1 <br /> LCS: Laboratory Control Standard <br /> LCSD: Laboratory Control Standard Duplicate <br /> RPD: Relative Percent Difference of LCS and LCSD <br /> Perimeters Method Units Det. <br /> t Blank Limit <br /> 1,1-Dichloroethene ND ug/L 1 <br /> Benzene ND ug/L 0.5 <br /> 1 1 Trichloroethene ND u IL 0.5 <br /> Toluene ND u IL 0.5 <br /> Chlorobenzene ND u IL 0.5 <br /> 1 m, -X ienes ND ug/L 0.6 <br /> MTBE ND I ug1L 1 <br /> TBA ND u IL 10 <br /> ' DIPE ND ug/t- 1 <br /> ETBE ND ug/L 1 <br /> TAME ND ug/L 1 <br /> 1,2-Dichloroethane ND uq/L 0.5 <br /> EDB ND ug/L 0.5 <br /> Ethylbenzene ND ug/L 0.5 <br /> ' <br /> o-Xylene ND ug/L 0.6 <br /> TCE ND ug/L 0.5 <br /> PCE ND ug/L 0.5 <br /> i <br /> TOTALLY DI DIC'Al ED TO CUS'rQMER SATISFACTION <br />