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p CAL TECH Environmental Laboratories <br />! <br /> 69 1 -1 Rosecrans Accnuc I 'amilloitill ( A 9117 '+ 1 16 <br /> IClephone : ( 562 ) 272- 1700 1 a:\ : I > 6 ' 1 '_ 7' -n799 <br /> QA/QC Report <br /> i <br /> Method: 8260B <br /> Matrix: Water <br /> k <br /> Date Analyzed : 7/23/2010 <br /> Date Extracted : 7/23/2010 <br /> Perimeters Conc. u /L Spike Recove % Control Limits RPD <br /> MS MSD Added MS MSD Rec, RPD <br /> 1 , 1 -Dichloroethene 46 44 50 92 88 70- 130 20 4 <br /> Benzene 50 48 50 100 96 70-130 20 4 <br /> Trichloroethene 49 47 50 98 94 70-130 20 4 <br /> Toluene 45 45 50 90 90 70- 130 20 0 <br /> Chlorobenzene 44 44 50 88 88 70-130 20 0 <br /> m, -X Ienes 1 90 86 1 100 90 86 70-130 20 1 4 <br /> MS: Matrix Spike <br /> i MSD: Matrix Spike Duplicate <br /> i <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 1L 0.5 <br /> Chlorobenzene ND u /L 0.5 <br /> m, -X Ienes ND ug/l. 0.6 <br /> MTBE ND u /L 1 <br /> TBA ND u /L 10 <br /> DIPE ND u /L 1 <br /> ETBE ND ug/l. 1 <br /> TAME ND u /L 1 <br /> 1 ,2-Dichloroethane ND ug/l. 0. 5 <br /> EDB ND u /L 0. 5 <br /> Eth (benzene ND u /L 0.5 <br /> Nilene ND u /L 0.6 <br /> E ND u /L 1 <br /> PCE ND u /L 1 <br />;i <br /> i <br /> i <br /> IOI .-ALIT IA DR \ II I ) lO ( 1 1 ( ) M R S -VI ISI -V I [ ( ) \ <br /> i <br /> I <br />