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J5 <br /> Amei-ic.an Eni)ironmental Network <br /> PAGE QR-4 <br /> QUALITY CONTROL DATA <br /> METHOD EPA 8020, 5030 GCFID <br /> AEN JOB NO 9803150 <br /> INSTRUMENT F <br /> MATRIX WATER <br /> Surrogate Standard Recovery Summary <br /> Percent Recovery <br /> Date <br /> Analyzed Client Id Lab Id Fluorobenzene <br /> 03/24/98 MW-1 01 102 <br /> 03/24/98 MW-4 02 98 <br /> 03/25/98 MW-6 03 95 <br /> 03/24/98 MW-7 04 97 <br /> QC Limits 70-130 <br /> DATE ANALYZED 03/25/98 <br /> SAMPLE SPICED 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 200 100 <1 70-130 20 <br /> Toluene 200 100 1 70-130 20 <br /> Ethylbenzene 200 103 2 70-130 20 <br /> Total Xylenes 600 106 1 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 />