See Also: Kjeldahl(dictionary)
Kjeldahl, Johan(medicine)
Kjeldahl apparatus(medicine)
Kjeldahl method(medicine)
macro-Kjeldahl method(medicine)
micro-Kjeldahl method(medicine)

Kjeldahl (iou)



Kjeldahl noun. L19.
[Johann Kjeldahl (1849-1900), Danish chemist.]
Biochemistry. Used attrib. and in possess. to designate a method of estimation of nitrogen in organic substances by treatment with concentrated sulphuric acid and conversion of the resulting ammonium sulphate to ammonia, which is then titrated.
Kjeldahl flask a glass flask with a round bottom and a long wide neck, used in the Kjeldahl method.