Microdiffusion methods. Ammonia and urea using buffered absorbents (revised methods for ranges greater than 10μg. N)

. 1942 Sep;36(7-9):655–661. doi: 10.1042/bj0360655

PMCID: PMC1266850 PMID: 16747570

Selected References

These references are in PubMed. This may not be the complete list of references from this article.

Conway E. J. An absorption apparatus for the micro-determination of certain volatile substances: The determination of urea and ammonia in body fluids. Biochem J. 1933;27(2):430–434. [PMC free article] [PubMed] [Google Scholar]
Lee M. H., Widdowson E. M. The micro-determination of urea in blood and other fluids. Biochem J. 1937 Nov;31(11):2035–2045. doi: 10.1042/bj0312035. [DOI] [PMC free article] [PubMed] [Google Scholar]
Needham J., Boell E. J. An ultramicro-Kjeldahl technique. Biochem J. 1939 Feb;33(2):149–152. doi: 10.1042/bj0330149. [DOI] [PMC free article] [PubMed] [Google Scholar]