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Oz. Air <br /> %5 Toxics LTD. <br /> Laboratory Services Since 1989 <br /> Definition of Data Qualifying Flags <br /> Seven qualifiers may have been used on the data analysis sheets and indicate as follows: <br /> B - Compound present in laboratory blank greater than reporting limit <br /> J- Estimated value. <br /> E- Exceeds instrument calibration range. <br /> S - Saturated peak. <br /> Q - Exceeds quality control limits. <br /> U- Compound analyzed for but not detected above the detection limit <br /> M - Reported value maybe biased due to apparent matrix interferences. <br /> File extensions may have been used on the data analysis sheets and indicates <br /> as follows: <br /> a-File was requantified <br /> b-File was quantified by a second column and detector <br /> rl-File was requantified for the purpose of reissue <br /> Page 4 of 17 <br />