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Development of a dosimeter for personnel exposure to vapors of polyaromatic pollutants

Journal Article · · Environ. Sci. Technol.; (United States)
DOI:https://doi.org/10.1021/es00140a019· OSTI ID:5533774
A new personnel dosimeter based on molecular diffusion and direct detection by room temperature phosphorescence (RTP) has been developed to monitor vapors of polynuclear aromatic (PNA) pollutants. The dosimeter is a simple, pen-size device that requires no sample extraction for analysis. By proper calibration of the dosimeters, the time-weighted average exposure to the pollutants can be determined directly on the sample collection substrate. The dosimeters can detect a variety of PNA compounds such as pyrene, phenanthrene, and quinoline at 2.5, 0.5 and 0.75 ppb vapor concentrations, respectively, after 1 h of exposure.
Research Organization:
Oak Ridge National Lab., TN
DOE Contract Number:
AC05-84OR21400
OSTI ID:
5533774
Journal Information:
Environ. Sci. Technol.; (United States), Journal Name: Environ. Sci. Technol.; (United States) Vol. 19:10; ISSN ESTHA
Country of Publication:
United States
Language:
English