... RECEIVED JUNE 15, 1933 PUBLISHED SEPTEMBER 5, 1933 [CONTRIBUTION FROM THE KEDZIE CHEMICAL LABORATORY, MICHIGAN STATE COLLEGE 1 ... Chem., 259, 210 (1890). (3) (a) Raiford and Leavell, THIS JOURNAL, 86, 1505 (1914); (b) Raiford, Am. ... Vol. 55 ...