It is used to determine nitrogen in Soil, inorganic and organic fertilizer and Protein Content of plant samples. The method consists essentially of transforming all nitrogen in a weighed sample into ammonium sulfate by digestion with sulfuric acid, alkalizing the solution, and determining the resulting ammonia by distilling it into a measured volume of standard acid, the excess of which is determined by titration.

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Kjeldhal Digestion and Distillation

Coconut Research Institute of Sri Lanka


Product Category/ Test Name (Matrix):

Elements in solution

Sub Category:

Food and beverage, Water, Pharmaceuticals

Keywords:

Nitrogen, protein, fertilizers



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