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IAiiwi rc uri Eli rt nnntelihil Nc m to k <br /> As PAGE 31 <br /> QUALITY CONTROL DATA <br /> METHOD EPA 8270 <br /> AEN J08 NO 9506429 <br /> DATE EXTRACTED 07/03/95 <br /> INSTRUMENT 11 <br /> MATRIX WATER <br /> Surrogate Standard Recovery Summary <br /> Percent Recovery <br /> Date Nitro- 2-Fluoro- Terphenyl- 2-Fluoro- 2,4,6-Tribromo- <br /> Analyzed Client Id. Lab id benzene-ds biphenyl d14 Phenol-d, phenol phenol <br /> 07/07/95 GP5/6-27-95 01 100 97 93 84 99 93 <br /> 07/07/95 OR12/6-28-95 02 90 87 90 86 77 77 <br /> QC Limits 16-128 22-130 36-144 20-111 12-121 40-162 <br /> DATE EXTRACTED 07/03/95 <br /> DATE ANALYZED 07/08/95 <br /> SAMPLE SPIKED DI WATER <br /> INSTRUMENT 11 <br /> Method Spike Recovery Summary <br /> QC Limits <br /> Spike Average <br /> Added Percent Percent <br /> Analyte (ug/L) Recovery RPD Recovery RPD <br /> Phenol 220 70 6 59-122 39 <br /> 2-Chlorophenol 209 91 2 72-120 42 <br /> 1,4-Dichlorobenzene 208 77 2 34-105 38 <br /> N-Nitrosodi -n-propylamine 212 68 7 46-118 30 <br /> 1 2 4-Trichlorobenzene 209 86 10 34- 88 28 <br /> 4-Chloro-3-methylphenol 205 75 1 61-113 27 <br /> Acenaphthene 202 81 3 55-117 18 <br /> 4-Nitrophenol 216 82 25 39- 96 34 <br /> 2 4-Dinitrotoluene 211 91 5 58-104 29 <br /> Pentachlorophenol 209 92 8 37-117 44 <br /> Pyrene 217 70 7 44-117 26 <br /> Daily method blanks for all associated analytical runs showed no contamination <br /> over the reporting limit <br /> i <br />