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Am -"�can Environmental Network <br /> PAGE 7 <br /> QUALITY CONTROL DATt <br /> METHOD: EPA 8260' <br /> Il j <br /> AEN JOB NO: 9704108 j <br /> INSTRUMENT: 13 <br /> MATRIX: WATER <br /> Surrogate Standard Recovery Summary <br /> Percent Recovery <br /> Date 1.2-Dichloro;F p-Bromofluoro- <br /> Analyzed Client Id. Lab Id. ethane-d4 I Toluene-d8 benzene <br /> 04/11/97 MW-1 01 96 r 99 95 <br /> QC Limits: 75-129 81-111 78-131 <br /> ! l <br /> DATE ANALYZED: 04/09/97 i <br /> SAMPLE SPIKED: 9704016-06 j <br /> INSTRUMENT: 13 <br /> Matrix Spike Recovery Summary <br /> Spike <br /> QC Limits # <br /> t ; i <br /> Added Percent j Percent <br /> Analyte (ug/L) Recovery ;IRPD Recovery RPD <br /> 1 ,1-Dichloroethene 50 119 <1 77-137 20 <br /> Trichloroethene 50 116 1 89-142 20 <br /> Benzene 50 109 1 83-121 20 <br /> Toluene 50 114 3 81-121 20 <br /> Chlorobenzene 50 115 3 88-124 20 <br /> Daily method blanks for all associated analytical) runs showed no contamination <br /> at or above the reporting limit. <br /> *** END OF REPORT **C <br /> I <br /> I <br /> j <br />