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Nitric acid and ammonia are the two important reactive forms of nitrogen, which are widely used in human life and production. In 2017, the worldwide production of HNO3 and NH3 was estimated to be 50 ...

Modern fertilizer manufacturing uses the Haber-Bosch and Ostwald processes to fix aerial nitrogen as ammonia, then oxidize the ammonia to nitric acid. Having already created a Haber-Bosch reactor for ...

FOR the analysis of the nitrate content of sea water, and for certain tests on alkaloids, it is necessary to have sulphuric acid free from all but the most minute amounts of nitric acid. After testing ...