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F <br /> �J rJ-�,- i <br /> r LLr rlr ft <br /> • PACE 8 <br /> QUALITY CONTROL DATA <br /> METHOD EPA 8010 <br /> AEN JOB NO 9710044 <br /> INSTRUMENT I <br /> MATRIX WATER <br /> Surrogate Standard Recovery Summary <br /> Percent Recovery <br /> Date Bromochloro- 1-Bromo-3-chloro- <br /> Analyzed Client Id Lab Id methane propane <br /> 10/17/97 MW-2 SKIMMER 06 109 121 <br /> QC Limits 70-130 70-1.30 <br /> DATE ANALYZED 10/16/97 <br /> SAMPLE SPIKED LCS <br /> INSTRUMENT I <br /> Laboratory Control Sample Recovery <br /> QC Limits <br /> Spike <br /> Added Percent Percent <br /> Analyte (ug/L) Recovery RPD Recovery RPD <br /> 1 1-Dichloroethene 25 97 4 78-122 20 <br /> Trichloroethene 25 86 5 80-128 20 <br /> Chlorobenzene 25 94 3 66-120 20 <br /> Daily method blanks for all associated analytical runs showed no contamination <br /> i at or above the reporting limit <br />