21. Arsphenamine. 1. Study of acid-base equilibria of arsphenamine solutions [with list of references], by Elias Elvove and W. Mansfield Clark; 2, Biological standardization of arsphenamine and neoarsphenamine, by George B. Roth; 3, Osmotic pressure of arsphenamine and neoarsphenamine solutions, by James M. Johnson. Bookmark Corporate/Agency Authors: Hygienic Laboratory, Mint Bureau, and Treasury Department Publisher: Hygienic Laboratory Date: Mar. 1924, [reprint with slight changes] 1924 SuDoc number: T 27.3:135/2