Kjeldahl

adjective
Kjel·​dahl | \ˈkel-ˌdäl \

Medical Definition of Kjeldahl 

: of, relating to, or being a method for determining the amount of nitrogen (as in an organic substance) by digesting a sample with boiling concentrated sulfuric acid and other reagents, adding an excess of alkali, distilling, collecting the ammonia expelled, and determining the ammonia by titration Kjeldahl analysis Kjeldahl apparatus

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