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QAIQC .Report <br /> Blank Spike/Duplicate Blank Spike Summary <br /> Castle Analytical Laboratory, Atwater, CA <br /> Lab Report No.: H3052005 Date: 05/30/2003 Page: 29 <br /> QC Batch: VWMS-5273 <br /> Matrix: Water <br /> Lab Samp ID: VWMS-5273 <br /> Acceptance <br /> Analysis Spike Level Spike Result % Recoveries Criteria <br /> Analyte Method LCS LCD LCS LCD Units LCS LCD RPD %Rec RPD <br /> 1,2-131bromoethane 8260FA 2.50 NA 2.44 NA UG/L 97.6 NA NA 127-76 LSA NA <br /> 1,2-Dichloroethane 8260FA 2.50 NA 2.34 NA UG/L 93.6 NA NA 12470 LSA NA <br /> Di-isopropyl ether(DIPE) 6260FA 2.50 NA 2.10 NA UG1L 84.0 NA NA 151-51 LSA NA <br /> Ethyl tent-butyl ether(ETBE) 8260FA 2.50 NA 2.53 NA UG/L 101 NA NA 13857 LSA NA <br /> Methyl-tert-butyl ether(MTBE) 8260FA 2.50 NA 2.31 NA UG/L 92.4 NA NA 12762 LSA NA <br /> tert-Amyl methyl ether(TAME) 8260FA 2.50 NA 2.40 NA UG/L 96.0 NA NA 122-60 LSA NA <br /> tert-Butyl alcohol(TBA) 8260FA 75.0 NA 106.31 NA UG/L 142 NA NA 168-42 LSA NA <br /> 1,2-Dichloroethane-d4 8260FA 1Do. NA 109.2 NA PERCENT 109 NA NA 14153 SLSA NA <br /> Toluene-d8 8260FA 100. NA 99.3 NA PERCENT 99.3 NA NA 129-76 SLSA NA <br />