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Inorganic Data Reporting Qualifiers <br />The following qualifiers are used by the laboratory when reporting results of inorganic <br />analyses. <br />Concentration qualifier -- If tfie analyte was analyzed for but not detected a "V' is <br />entered. <br />• QC qualifier -- Specified entries and their meanings are as follows: <br />N - Spiked sample recovery not within control limits. <br />- Duplicate analysis (relative percent difference) not within control limits. <br />B - The method blank for the analysis contained the analyte of interest above the <br />reporting limit. <br />Z - Calibration spike recovery not within control limits. <br />X00004 <br />