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- 03:15, 4 December 2024 Admin talk contribs created page Kjeldahl method (Created page with "The Kjeldahl method is a method for determining the nitrogen content of an organic sample. It consists primarily of dissolving the organic matter in concentrated sulfuric acid resulting in the conversion of the nitrogen in the sample to ammonium sulfate, which can then be extracted from the other materials and weighed. ==Process== An arbitrary nitrogen-bearing organic compound [H<sub>*</sub>C<sub>*</sub>O<sub>*</sub>N<sub>*</sub>] is dissolved in hot [[sulfuric acid]...")