The potentiometric determination of polypeptides and amino-acids: The formaldehyde titration

. 1936 Jul;30(7):1257–1263. doi: 10.1042/bj0301257

The potentiometric determination of polypeptides and amino-acids

The formaldehyde titration

PMCID: PMC1263175 PMID: 16746152

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

Balson E. W., Earwicker G. A., Lawson A. The potentiometric determination of polypeptides and amino-acids. Biochem J. 1935 Dec;29(12):2700–2704. doi: 10.1042/bj0292700. [DOI] [PMC free article] [PubMed] [Google Scholar]
Harris L. J., Birch T. W. Zwitterions: Proof of the zwitterion constitution of the amino-acid molecule. II. Amino-acids, polypeptides, etc., and proteins as zwitterions, with instances of non-zwitterion ampholytes. Biochem J. 1930;24(4):1080–1097. doi: 10.1042/bj0241080. [DOI] [PMC free article] [PubMed] [Google Scholar]