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Amci icai7 Eiti ri oiil.-ie rtal Nerc i rrr k <br /> PAGE QR-11 <br /> QUALITY CONTROL DATA <br /> METHOD EPA 8020 5030 GCFID <br /> AEN JOB NO 9712342 <br /> INSTRUMENT E <br /> MATRIX SOIL <br /> Surrogate Standard Recovery Summary <br /> Percent Recovery <br /> Date <br /> Analyzed Client Id Lab Id Fluorobenzene <br />' 01/05/98 SB5-5 01 104 <br /> 01/02/98 SB5-10 02 104 <br /> 01/02/98 SB5-15 03 102 <br /> 01/02/98 SB8-10 05 97 <br /> 01/03/98 SB7-10 10 102 <br /> 01/02/98 SB9-10 14 104 <br /> 01/02/98 SB1A-5 17 104 <br /> 01/05/98 SB1A-10 18 101 <br /> 01/03/98 SBIA-15 19 102 <br /> QC Limits 70-130 <br /> DATE ANALYZED 01/02/98 <br />' SAMPLE SPIKED LCS <br /> INSTRUMENT E <br /> Laboratory Control Sample Recovery <br /> QC Limits <br />' Spike <br /> Added Percent Percent <br /> Analyte (ug/kg) Recovery RPD Recovery RPD <br />' Benzene 100 71 <br /> 8 70-130 20 <br /> Toluene 100 79 8 70-130 20 <br />' Ethylbenzene 100 81 9 70-130 20 <br /> Total Xylenes 300 79 9 70-130 20 <br />' Daily method blanks for all associated analytical runs showed no contamination <br /> at or above the reporting limit <br />