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PAGE 41 <br /> QUALITY CONTROL DATA <br /> METHOD EPA $270 <br /> AEN JOB NO 9609379 <br /> DATE EXTRACTED 10/10/96 <br /> INSTRUMENT 11 <br /> MATRIX SOIL <br /> Surrogate Standard Recovery Summary <br /> Percent Recovery <br /> Date 2-Fluoro- Nitro- 2-Fluoro- 2,4,6-Tri- Terphenyl- <br /> Analyzed Client Id Lab Id phenol Phenol-d, benzene-ds biphenyl bromophenol di, <br /> 10/14/96 56-1A 24 84 75 69 91 73 80 <br /> QC Limits 37-102 46-122 38-112 43-103 35-149 49-105 <br /> DATE EXTRACTED 10/10/96 <br /> DATE ANALYZED 10/15/96 <br /> SAMPLE SPIKED LCS <br /> INSTRUMENT 11 <br /> MATRIX SOIL <br /> Laboratory Control Sample Recovery <br /> QC Limits <br /> Spike <br /> Added Percent Percent <br /> Analyte (ug/kg) Recovery Recovery <br /> Phenol 2940 54 41-125 <br /> 2-Chlorophenol 2980 66 45-132 <br /> 1 ,4-Dichlorobenzene 2970 70 24-126 <br /> N-N7trosodi -n-propylamine 2750 84 60-129 <br /> 1 ,2,4-Trichlorobenzene 3290 71 38-123 <br /> 4-Chloro-3-methylphenol 2960 68 49-145 <br /> Acenaphthene 2790 73 50-129 <br /> 4-Nitrophenol 2960 68 29-139 <br /> 2,4-Dinitrotoluene 3810 72 53-127 <br /> Pentachlorophenol 2770 65 13-171 <br /> Pyrene 3580 80 40-130 <br /> j Daily method blanks for all associated analytical runs showed no contamination <br /> at or above the reporting limit <br />