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American Environmental Network <br /> PAGE 16 <br /> • QUALITY CONTROL DATA <br /> METHOD: EPA 8020, 5030 GCFID <br /> AEN JOB N0: 9806005 <br /> INSTRUMENT: E, F <br /> MATRIX: WATER - <br /> Surrogate Standard Recovery Summary <br /> Percent Recovery <br /> Date <br /> Analyzed Client Id. Lab Id. Fluorobenzene <br /> 06/05/98 MW-1 01 99 <br /> 06/05/98 MW-2 02 98 <br /> 06/05/98 MW-3 03 99 <br /> 06/05/98 MW-4 04 98 <br /> 06/05/98 MW-5 05 98 <br /> 06/05/98 MW-6 06 97 <br /> 06/05/98 MW-7 07 98 <br /> 06/05/98 MW-8 08 101 <br /> 06/05/98 MW-9 09 97 <br /> 06/05/98 MW-10 10 96 <br /> . 06/05/98 MW-11 11 98 <br /> 06/10/98 MW-12 12 91 <br /> 06/11/98 MW-13 13 110 <br /> QC Limits : 70-130 <br /> DATE ANALYZED: 06/05/98 <br /> SAMPLE SPIKED: LCS <br /> INSTRUMENT: F <br /> Laboratory Control Sample Recovery <br /> QC Limits <br /> Spike <br /> Added Percent Percent <br /> Analyte (ug/L) Recovery RPD Recovery RPD <br /> Benzene 200 95 2 70-130 20 <br /> Toluene 200 96 3 70-130 20 <br /> Ethylbenzene 200 102 4 70-130 20 <br /> Total Xylenes 600 99 3 70-130 20 <br /> Daily method blanks for all associated analytical runs showed no contamination <br /> at or above the reporting limit . <br /> *** END OF REPORT *** <br />