Nomenclature
CAS number: 127-96-8
Potassium quadroxalate; sal acetosella; salt of sorrel.
C
4H
3KO
8; mol wt 218.16.
C 22.02%, H 1.39%, K 17.92%, O 58.67%.
KHC
2O
4.H
2C
2O
4.
Description and references
Incorrectly called essential salt of lemons.
Derivative
Dihydrate.
Properties
Colorless or white crystals; permanent in air.
Sol in 60 parts cold, 12 parts boiling water; slightly sol in alcohol.Use
Removing rust and ink spots; in metal polishes;
in analytical chemistry.