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A,?ie c11Z ElIV17 on,7zeizrrrl Net�t o, <br /> PAGE 8 <br /> QUALITY CONTROL DATA <br /> METHOD EPA 8020 5030 GCFID <br /> AEN JOB NO 9512142 <br /> INSTRUMENT F <br /> MATRIX WATER <br /> ISurrogate Standard Recovery Summary <br />' Date Percent Recovery <br /> Analyzed Client Id Lab Id Fluorobenzene <br /> 12/19/95 MW1 01 98 <br />' 12/19/95 MW2 02 98 <br /> 12/19/95 MW3 03 96 <br /> 12/19/95 MW4 04 97 <br />' 12/20/95 MW5 05 98 <br /> QC Limits 70-130 <br />' DATE ANALYZED 12/19/95 <br /> SAMPLE SPIKED LCS <br /> INSTRUMENT F <br />' Laboratory Control Sample Recovery <br />' Spike Average QC Limits <br /> Added Percent Percent <br />' Analyte (ug/L) Recovery RPD Recovery RPD <br /> Benzene 19 2 93 1 60-120 20 <br />' Toluene 56 5 95 5 60-120 20 <br /> Hydrocarbons <br /> as Gasoline 500 114 6 60-120 20 <br /> 1 <br /> Daily method blanks for all associated analytical runs showed no contamination <br /> at or above the reporting limit <br /> *** END OF REPORT *** <br /> 1 <br />