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Q00banterra <br /> Environmental <br /> Sen ices <br /> DUPLICATE CONTROL SAMPLE REPORT <br /> Air Toxics <br /> Project 115226 <br /> Category TO-3-BTEX Method TO-3 - BTEX <br /> Matrix AIR <br /> QC Lot 12 OCT 95-A5 Date Analyzed 12 OCT 95 <br /> Concentration Units ppmv <br /> Concentration Accuracy Precision <br /> Analyte - - Spiked Measured - Average(%) (RPD) <br /> DCSI Qual DCS2 Qual AVG DCS Limits DCS Limit <br /> Benzene 0 400 0 413 0 412 0 412 103 80-120 0 24 20 <br /> Toluene 0 400 0 412 0 406 0 410 103 80-120 0 98 20 <br /> Category TO-3-TVPH Method TO-3 - TVPH <br /> Matrix AIR <br /> QC Lot 12 OCT 95-A5 Date Analyzed 12 OCT 95 <br /> Concentration Units ppmv <br /> Concentration Accuracy Precision _ <br /> Analyte Spiked Measured Average(t) (RPD) <br /> DCS1 Qual DCS2 Qual AVG DCS Limits DCS Limit <br /> TVPH as Gasoline 9 19 7 65 7 70 7 68 84 80-120 0 68 2� <br /> I <br /> Calculations are performed before rounding to avoid round-off errors _n calculated results <br />