7624. Potassium Citrate, Monobasic

Nomenclature

CAS number: 866-83-1
Monopotassium citrate.
C6H7KO7; mol wt 230.21.
C 31.30%, H 3.06%, K 16.98%, O 48.65%.
KH2C6H5O7.

Properties

White, cryst powder. Sol in water; the soln is subject to molding.

Use

A 0.05 molal solution as standard for pH scale (pH at 25° 3.776): Staples, Bates, J. Res. Natl. Bur. Stand. 73A, 37 (1969).