Kjeldahl flask is a round bottom flask with a long wide neck that is used in the determination of nitrogen by Kjeldahl’s method. The method was developed by the Danish chemist Johan Kjeldahl (1849-1900).
Generalic, Eni. "Kjeldahl flask." Croatian-English Chemistry Dictionary & Glossary. 29 June 2022. KTF-Split. 1 Apr. 2025. <https://glossary.periodni.com>.
Glossary
Periodic Table