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' American Environmental Network <br /> PAGE 6 <br /> QUALITY CONTROL DATA <br />' METHOD EPA 8020, 5030 GCFID <br />' AEN JOB NO 9702143 <br /> INSTRUMENT F <br /> MATRIX WATER , <br />' Surrogate Standard Recovery Summary <br />' Date Percent Recovery <br /> Analyzed Client Id Lab Id Fluorobenzene <br /> 02/14/97 MW-9 01 99 <br /> I 02/14/97 MW-10 02 98 <br /> 02/14/97 MW-10-BB 03 100 <br /> QC Limits 70-130 <br /> DATE ANALYZED 02/14/97 <br /> SAMPLE SPIKED 9702143-03 <br /> INSTRUMENT F <br /> Matrix Spike Recovery Summary <br /> fSpike QC Limits <br /> Added Percent Percent <br /> Analyte (ug/L) Recovery RPD Recovery RPD <br /> I Benzene 18 4 105 2 85-109 17 <br /> Toluene 64 4 106 3 87-111 16 <br /> Hydrocarbons <br /> as Gasoline 500 98 3 66-117 19 <br /> Daly method blanks for all associated analytical runs showed no contamination <br /> at or above the reporting lima <br /> ** END OF REPORT ** <br />