Measurement of Reactive Nitrogen in the StratosphereWe present volume mixing ratio profiles of NO, NO2, HNO3, HNO4, N2O5, and CINO3 and their composite budget (NOy), from 20 to 39 km, meassured remotely in solar occultation by the JPL MkIV Interferometer during a high-altitude ballon flight from Fort Sumner, New Mexico on 25 September 1993.