Scientific NamePotassium Bitartrate; Hydrogen Potassium Tartrate Molecular FormulaKHC4H4O6 Molecular Weigh188.18 CAS Number868-14-4 CharacterColorless crystals or white crystal powder with sweet and sour taste, sparingly soluble in water, freely soluble in dilute mineral acid, alkaline solution or borax solution and insoluble in acetic acid or ethanol, relative density 1.984.

CREAM OF TARTAR