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0 <br />Table <br />DATA ACCURACY <br />Regulatory Laboratory Certified Analytical Results for Percent Recovery for <br />Detection Detection Reference Test Date (ppb) Test Date jpercent) Mean <br />Limit Limit Mixture Percent Standard <br />VOC (ppb) (ppb) (ppb) 2/25/88 2/26/88 2/28/88 2/25/88 2/26/88 2/28/88 Recovery Deviation <br />VC 2 0.2 <br />BENZ 2 0.09 <br />PCE 0.2 0.1 <br />CCL4 0.2 0.07 <br />CHCL3 0.8 0.09 <br />Abbreviations: <br />VC = vinyl chloride <br />BENZ = benzene <br />EDB = ethylene dibromide <br />DCA = 1,2-dichloroethane <br />MECL = methylene chloride <br />NO = not detected <br />ppb = parts per billion <br />110 <br />114 98 107 <br />104 <br />89 <br />97 <br />97 <br />8 <br />106 <br />97 83 96 <br />92 <br />78 <br />91 <br />87 <br />8 <br />97 <br />86 71 99 <br />89 <br />73 <br />102 <br />88 <br />15 <br />97 <br />85 77 95 <br />88 <br />79 <br />98 <br />88 <br />10 <br />100 <br />94 87 91 <br />94 <br />87 <br />91 <br />91 <br />4 <br />PCE <br />= tetrachloroethylene <br />VOC = volatile <br />organic <br />compound <br />CCL4 <br />= carbon tetrachloride <br />TCA <br />= 1,1,1 -trichloroethane <br />TCE <br />= trichloroethylene <br />CHCL3 <br />= chloroform <br />PJ9 9390405.00D 5-11 Rev. 0 09/07/88 <br />