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rl � <br /> Entech Analytical Labs, Inc. <br /> 3334 Victor Court • Santa Clara, CA 95054 • (408) 588-0200 Fax (408) 588-0201 <br /> Quality Control Results Summary <br /> QC Batch#: SMS21016B Units: µg/Kg <br /> Matrix: Solid Date Analyzed: 5/16/01 <br /> Parameter Method Blank Spike Spike Sample Spike QC Type %Recovery RPD RPD Recovery <br /> Result Sample ID Amount Result Result Limits Limits <br /> Test: EPA 8260B <br /> 1,1-Dichloroethene EPA 8260B ND 50 45.0 LCS 90.0 42.7-155.0 <br /> Benzene EPA 8260B ND 50 49.4 LCS 98.8 433 -151.0 <br /> Chlorobenzene EPA 8260B ND 50 48.6 LCS 97.2 34.7-152,8 <br /> Methyl-t-butyl Ether EPA 8260B ND 50 41.8 LCS 83.6 74.6-146,8 <br /> Toluene EPA 8260B ND 50 48.1 LCS 96.2 66.9-113.8 <br /> Trichloroethene EPA 8260B ND 50 48.3 LCS 96.6 47.7-150.5 <br /> Surrogate Surrogate Recovery Control Limits(%) <br /> 4-Bromofluorobenzene 90 56 131 <br /> Dibromofluoromethane 89 55 - 156 <br /> Toluene-d8 90 65 - 141 <br /> Test: EPA 8260B <br /> 1,1-Dichloroethene EPA 8260B ND 50 43.5 LCSD 87.0 3.39 25.00 42.7-155.0 <br /> Benzene EPA 8260B ND 50 48.7 LCSD 97.4 1.43 25.00 43.1 -151.0 <br /> lorobenzene EPA 8260E ND 50 48.5 LCSD 97.0 0.21 25.00 34.7- 152.8 <br /> thyl-t-butyl Ether EPA 8260B ND 50 39.8 LCSD 79.6 4.90 25.00 74.6-146.9 <br /> Toluene EPA 8260B ND 50 47.6 LCSD 95.2 1.04 25.00 66.9-113.8 <br /> Trichloroethene EPA 8260B ND 50 47.7 LCSD 95.4 1.25 25.00 47.7-150.5 <br /> Surrogate Surrogate Recovery Control Limits <br /> 4-Bromofluorobenzene 89 56 131 <br /> Dibromofluoromethane 86 55 - 156 <br /> Toluene-d8 89 65 - 141 <br /> Environmental Analysis Since 1983 <br />