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I! , <br /> CALTECH Environmental. Laboratories <br /> ! 68 14 ant; E A ,30723-314I <br /> • ,O . TelepRosecrins Avenue: I'araIII0 hone: (5.62) 272-2700 Fax:,(562) 272-2799 <br /> ' <br /> QA/QC Report <br /> MetFiod;—­._—_,8260B—----_ .�_..�.�___�___ <br /> Matrix: Water <br /> Cate Analyzed: 11/29/05 <br /> ! Date Extracted: 11129/05 <br /> ' Perimeters Conc. u IL Spike Recovery % Control Limits RPD <br /> LCS LCSD Added LCS. LCSD Rec. RPD <br /> 1,1-Dichlordethene 45 47 50 90 94 70-130 20 4 <br /> ! Benzene 48 49 50 96 98 70-130 20 2 <br /> Trichloroethene 52 54 50 104 108 70-130 20 4 <br /> Toluene 54 56 50 1 108 112 70-1.30 20 4 <br /> ! Chlorobenzene 46 47 50 92 94. 70-130 20 2 <br /> m,p-X lenes 101 109 00=[ 101 109 70-130 20 8 <br /> ! LCS: Laboratory Control Standard <br /> LCSD: Laboratory Control Standard Duplicate <br /> ' RPD: Relative Percent Difference-of LCS and LCSD <br /> ' Perimeters Method ifts Det.: <br /> BlankLimit <br /> 1,1-Dichloroethene ND 1Benzene ND 0.6 <br /> ! Trichloroethene ND u IL 0.5 <br /> Toluene ND u IL 0.5 <br /> ! Chlorobenzene. ND u IL 0.5 <br /> m, -X enes ND u IL 0.6 <br /> MTBE ND u IL 1 <br /> TBA ND u IL 10 <br /> ! DIPE ND u /L 1 <br /> ETBE ND u IL 1 <br /> TAME ND u IL 1 <br /> 1,2-Dichloroethane ND ug/L 0.5 <br /> EDB: ND u IL 0.5 <br /> Eth benzene ND u L 0.5 <br /> ' o-X leve ND u IL 0.6 <br /> TGE ND u IL 0.5 <br /> • PCE ND u IL 0.5 <br /> TOTALI X REDICA! ED TO t'I IS'I'(_)MrR S:AI"ISFA('TION <br />