1. California Air Resources Board. Effective June 1, 1975 the calibration procedure for ozone was changed from the 2% neutral-buffered potassium iodide method to a u.v. photometry method employing a 1 m u.v. photometer as a primary standard and a Dasibi u.v. ozone analyser as a portable secondary standard for field calibrations (see Pitts et al, 1976).
2. Kinetic study of HONO formation and decay reactions in gaseous mixtures of HONO, NO, NO2, H2O and N2;Chan;Envir. Sci. Technol.,1976
3. Oxidant plant damage from ozone-olefin reactions;Darley;Int. J. Air Pollut.,1959
4. A Study of the N2O5-SO2-O3Reaction System
5. A new approach for measuring atmospheric concentrations of ammonia;Farber,1975