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QA/QC Repoli <br /> Method Blank Summary <br /> Castle Anatytical Laboratory,Atwater, CA <br /> Lab Report No.: H3090301 Date: 09/1212003 Page: 20 <br /> ' QC Batch: VWMS-9093 Analysis: Volatile Organic Compounds by GC/MS Fuel <br /> Matrix: Water Method: 8260FA <br /> Lab Samp ID: VWMS-9093 Prep Meth: SW5030B <br /> I Analysis Date: 09/09/2003 Prep Date: 09/09/2003 <br /> Basis: Not Filtered Notes: <br /> Analyte Det Limit Rep Limit Note Result Units Puc DII <br /> ' Methyl-tett-butyl ether(MTBE) 0.289 0.5 MRL ND UG/L 1 <br /> Ethyl tent-butyl ether(ETRE) 0.084 0.5 MRL ND UG/L 1 <br /> tert-Amyl methyl ether(TAME) 0.067 0.5 MRL ND UG/L 1 <br /> Di-isopropyl ether(DIPE) 0.155 0.5 MRL ND UG/L 1 <br /> tert-Butyl alcohol (TBA) 8.79 20, MRL ND UGI- 1 <br /> 1,2-Dichloroethane 0.081 0.5 MRL ND UGIL 1 <br /> ' 1,2-Dibromoethane 1 0.092 0.5 MRL ND UG/L 1 <br /> SURROGATE AND INTERNAL STANDARD RECOVE=RIES: <br /> Toluene-d8 7&129 SLSA 93.5% 1 <br /> ' 1,2-Dichloroethane-d4 53-141 SLSA 85.0% 1 <br /> r <br /> f <br /> r <br />