The smallest change in the measured analyte concentration that will produce a reproducible change in a monitor's readout. (source: NIOSH Report: Components for Evaluation of Direct-Reading Monitors for Gases and Vapors)
Glossary of Exposure Science Terms, Developed by the ES21 Federal Working Group on Exposure Science, Arlington, VA, USA 2015. http://www2.epa.gov/sites/production/files/2015-06 /draft_final_es21_glossary_june_2015_2.docx, (Expos - Amer) {1009}