Tropospheric Chemistry: Instruments

Sulfur dioxide (SO2)


SO2 instrument on aircraft
SO2 instrument installed in rack on NOAA WP-3D aircraft

Principle of the Measurement

Pulsed ultraviolent fluorescence

Species Measured


Time Response / Detection Limit

0.5 Hz / 0.5 ppbv


Thermo Electron Corporation (TECO)

Field Projects

Key Publications

Ryerson, T. B., M. P. Buhr, G. J. Frost, P. D. Goldan, J. S. Holloway, G. Hübler, B. T. Jobson, W. C. Kuster, S. A. McKeen, D. D. Parrish, J. M. Roberts, D. T. Sueper, M. Trainer, J. Williams, F. C. Fehsenfeld, Emissions lifetimes and ozone formation in power plant plumes, Journal of Geophysical Research, doi:10.1029/98JD01620, 1998.