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Table 8a <br /> REPRODUCIBILITY DATA1,2 <br /> Sample Sample Volatile Organic Com ound3 VOC) <br /> Parameter Number Date VC BENZ EDB DCA MECL PCE CCL4 TCA TCE CHCL3 <br /> Concentration AA-6 03/02/88 ND5 0.6 ND ND 2.2 0.2 0.09 0.5 0.5 NO <br /> (ppb)4 <br /> Concentration AA-6 DUP6 03/02/88 ND 0.6 ND ND 1 .2 0. 1 0.07 0.5 1.1 ND <br /> (ppb) <br /> Reproducibility 03/02/88 0 0 0 0 59 67 25 0 75 0 <br /> (percent) <br /> Concentration CRM7 02/19/88 110 99 NA8 NA NA 86 90 NA NA 104 <br /> (ppb) <br /> Concentration CRM DUP 02/19/88 113 95 NA NA NA 90 90 NA NA 102 <br /> (ppb) <br /> Reproducibility 02/19/88 3 4 NA NA NA 5 0 NA NA 2 <br /> (percent) <br /> Concentration CRM 03/06/88 4.5 5.0 5.9 5.0 4.9 5.6 4.6 5.4 5.0 4.9 <br /> (Ppb) <br /> Concentration CRM DUP 03/06/88 4.3 8.0 7.9 6.6 7.3 8.1 6.9 7.6 8.9 6.9 <br /> (ppb) <br /> Reproducibility 03/06/88 5 46 29 28 39 36 40 34 56 34 <br /> (percent) <br /> Laboratory <br /> Detection Limits 0.2 0.09 0.06 0. 1 1 .0 0.04 0.07 0.08 0.09 0.09 <br /> Mean Reproducibility9 3 23 15 14 49 52 33 17 66 17 <br /> (percent) <br /> Standard Deviation9 4 33 21 20 14 22 11 24 13 24 <br /> PJ9 9390304.00D 5-7 Rev. 0 09/20/88 <br />