Skip to content
229,067 profiles ranked

Johan Kjeldahl

Danish chemist (1849-1900) · Denmark · On the map · Scientists · Died at 50

Johan Gustav Christoffer Thorsager Kjeldahl, was a Danish chemist who developed a method for determining the amount of nitrogen in certain organic compounds using a laboratory technique which was named the Kjeldahl method after him.

Johan Kjeldahl is read about 18 times a day, in 20 languages.

A typical day, 30 days to 19 June 2026

The middle day of the days counted, so one week of news cannot move it. The line under it is the last 60 days, one point a day.

Something wrong?
Compare

A life in dates

1900Died18 July 19001898Knight of the Order of the DannebrogAward1894Honorary Doctorate of the University of CopenhagenAward1892ProfessorAward1849Born16 August 1849

Also in Deutsch

Awards

Knight of the Order of the Dannebrog1898
Honorary Doctorate of the University of Copenhagen1894
Professor1892

About this person

Country
Denmark
Category
Scientists
Type
Scientist
Status
Deceased
Dates
Lived 1849 to 1900 · aged 50