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QA/QC Report <br /> Blank Spike/Duplicate Blank Spike Summary <br /> Castle Analytical Laboratory, Atwater, CA <br /> Lab Report No.: H3062702 Date: 07/10/2003 Page: 32 <br /> LLabSamp <br /> VWMS-7023 <br /> Water <br /> ID: VWMS-7023 <br /> Acceptance <br /> Analysis Spike Level Spike Result % Recoveries Criteria <br /> Analyte Method LCS LCD LCS LCD Units LCS LCD RPD %Rec RPD <br /> 1,2-Dibromoethane 8260FA 2.50 NA 2.38 NA UGIL 95.2 NA NA 127-76 LSA NA <br /> 1,2-Dichloroethane 8260FA 2.50 NA 3.07 NA UGIT_ 123 NA NA 124-70 LSA NA <br /> Di-isopropyl ether(DIPS) 8260FA 2.50 NA 1.59 NA UGIL 63.6 NA NA 151-51 LSA NA <br /> Ethyl tert-butyl ether(ETRE) 8260FA 2.50 NA 1.94 NA UGIL 77.6 NA NA 138-57 LSA NA <br /> Methyl-tent-butyl ether(MTBE) 8250FA .2.50 NA 1.77 NA UGIL 70.8 NA NA 127-52 LSA NA <br /> tent-Amyl methyl ether(TAME) 8260FA 2.50 NA 1.96 NA UGIL 78.4 NA NA 122.60 LSA NA <br /> tert-Butyl alcohol(TBA) 8260FA 75.0 NA 82.00 NA UGIL 109 NA NA 168-42 LSA NA <br /> 1,2-Dichloroethane-d4 8260FA 100. NA 121.1 NA PERCENT 121 NA NA 141-53 SLSA NA <br /> Toluene-d8 8260FA 100. NA 95.4 NA PERCENT 95.4 NA NA 129-76 SLSA NA <br /> EU:LCS is outside of acceptance limits.MS/DMS are accept.,no corr. <br />