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An improved method for the determination of nitrogen in plant material using a stable nessler reagent

✍ Scribed by D. G. Hill-Cottingham; Susan A. Wagner


Publisher
John Wiley and Sons
Year
1962
Tongue
English
Weight
280 KB
Volume
13
Category
Article
ISSN
0022-5142

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A quick, cheap, and accurate method for the determination of ammonia in air is described. Ammonia and water vapor are trapped simultaneously in a gas sampling tube cooled in liquid nitrogen. Subsequently ammonia is derivatized with o-phthaldialdehyde and determined using fluorescence detection. The