Spectrophotometric Studies of the Complexes of o-Sulfobenzeneazochromotropic Acid Formed with Thorium
- 1 April 1963
- journal article
- research article
- Published by Oxford University Press (OUP) in Bulletin of the Chemical Society of Japan
- Vol. 36 (4) , 386-389
- https://doi.org/10.1246/bcsj.36.386
Abstract
o-Sulfobenzeneazochromotropic acid was prepared in the form of reddish brown needles of monosodium salt, and the value of the first dissociation constant, pKa1, was estimated spectrophotometrically to be 9.76 (25°C, μ=0.1).Keywords
This publication has 1 reference indexed in Scilit:
- Determination of Microgram Quantities of Thorium in WaterAnalytical Chemistry, 1952