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1 <br /> _ CHEMWEST ANALYTICAL LABORATORIES <br /> BENZENE, TOLUENE, ETHYL BENZENE, XYLENES <br /> AND TOTAL PETROLEUM HYDROCARBONS - PURGEABLE <br /> EPA METHOD:8020 CALUFT <br /> 1 <br /> Client ID: NCS-3 WEST END CHEMWEST ID: 9501-1 <br /> Date Extracted: 04/22/92 Matrix : Soil <br /> Date/Time Analyzed: 04/22/92 1937 Dilution Factor:1:250 <br /> Date/Time Sampled: 04/20/92 1428 <br /> Amount <br /> Detected RL <br /> Compound (mg/Kg) (mg/Kg) <br /> --------------------------------------------------------------- <br /> 4 Benzene 30 12 .5 <br /> Toluene 140 12 . 5 <br /> Ethylbenzene 77 12 .5 <br /> p-Xylene 77 32 .5 <br /> m-Xylene 170 12 .5 <br /> o-Xylene 84 12 . 5 <br /> Total-Xylenes 330 12 .5 <br /> Total Petroleum Hydrocarbons 3500 250 <br /> -----(Purgeable) <br /> f <br /> $ Acceptance <br /> ' Surrogate Recovery Window <br /> Bromofluorobenzene (TPH) 110% 50-150% <br /> Bromofluorobenzene (BTEX) 116% 50-150% <br /> BRL: Below Reporting Limit <br /> RL: Reporting Limit. <br /> CALUFT: See Case Narrative <br /> 1 <br /> Date Reported: <br /> Approved by: 04/29/92 REV4 . 1.90 <br /> COMPUCHEM WESTERN DIVISION <br />