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' Anici rc crii Etre ri niij,,i( iml Nc m ni 4 <br /> PAGE QR-7 <br /> i <br /> QUALITY CONTROL DATA <br /> METHOD EPA 8020, 5030 GCFID <br /> rAEN JOB NO 9712332 <br /> INSTRUMENT H <br /> MATRIX SOIL <br /> Surrogate Standard Recovery Summary <br /> Date Percent Recovery <br /> Analyzed Client Id Lab Id Fluorobenzene <br /> 12/30/97 SB3-5 01 95 <br /> 12/31/97 SB3-10 02 123 <br /> 12/30/97 SB3-15 03 97 <br /> 12/30/97 SB6-5 05 98 <br /> 12/30/97 SB6-10 06 97 <br /> 12/30/97 SB6-15 07 97 <br /> 12/30/97 SB4-5 09 97 <br /> 12/30/97 SB4-10 10 98 <br /> 12/30/97 SB4-15 11 97 <br /> 12/30/97 SB-1-20 16 97 <br /> 12/30/97 SB10-10 22 98 <br /> QC Limits 70-130 <br /> DATE ANALYZED 12/30/97 <br /> SAMPLE SPIKED 9712332-11 <br /> INSTRUMENT H <br />` Matrix Spike Recovery Summary <br /> Spike QC Limits <br /> Added Percent Percent <br /> Analyte (ug/kg) Recovery RPD Recovery RPD <br /> Benzene 100 97 10 70-130 20 <br /> Toluene 100 109 11 70-130 20 <br /> Ethylbenzene 100 114 9 70-130 20 <br /> Total Xylenes 300 116 10 70-130 20 <br /> Daily method blanks for all associated analytical runs showed no contamination <br /> at or above the reporting limit <br />