AbstractGet full access to this articleView all access options for this article.Get accessReferences1. Koirtyohann S. R. and Feldman C. , Developments in Applied Spectroscopy, Forrette J. E. and Lanterman E. , Eds. (Plenum Press Inc., New York, 1964), Vol. 3, pp. 180–189.2. Koirtyohann S. R. and Pickett E. E. , Anal. Chem. 37, 601–603 (1965).