Reference Articles:

also see Ammonia 1. Goodfellow, G. I., and H. M. Webber "The determination of ammonia in boiler feed-water with an ammonium-selective glass electrode" Analyst, 97, 95 (1972) 2. Headridge, J. B., and G. D. Long " The determination of mobile nitrogen in steel using an ammonium ion-selective electrode" Analyst, 101, 103 (1976) 3. Mertens, J., P. Van den Winkel, and D. L. Massart " The use of ammonium selective electrode for the automatic determination of ammonia in boiler feed-water" Anal. Lett., 6 (1), 81 (1973) 4. Mertens, J., P. Van den Winkel, and D. L. Massart " On-stream determination of ammonia in boiler feed-water with an ammonium ion selective electrode and an ammonia probe" Bull. Soc. Chim. Belg., 83, 19 (1974)