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�• <br /> hm .•an Ent r.ron.m.entac lrvetwork <br /> PAGE QR-9 <br /> QUALITY CONTROL DATA <br /> METHOD: EPA 8020, 5030 GCFID <br /> AEN JOB NO: 9711230 <br /> INSTRUMENT: E <br /> C MATRIX: SOIL <br /> Surrogate Standard Recovery Summary <br /> CPercent Recovery <br /> Date <br /> Analyzed Client Id. Lab Id. Fluorobenzene <br /> L 11/27/97 NS-SB1-20.0 01 104 <br /> 11/27/97 NS-SB1-25.0 02 103 <br /> 11/27/97 NS-SBI-30.0 03 124 <br /> 11/27/97 NS-SB2-20.0 05 102 <br /> 11/27/97 NS-SB2-25.0 06 96 <br /> 11/27/97 NS-SB2-30.0 07 73 <br /> QC Limits: 70-130 <br /> AT A 1/27 <br /> DATE ANALYZED: 1 /97 <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 88 1 70-130 20 <br /> Toluene 100 94 2 70-130 20 <br /> r" Ethylbenzene 100 95 2 70-130 20 <br /> Total Xylenes 300 92 3 70-130 20 <br /> Daily method blanks for all associated analytical runs showed no contamination <br /> at or above the reporting limit. <br /> C ' <br />