This section is from the "A Handbook of Useful Drugs" book, by State Medical Examining and Licensing Boards.
Popularly known as Rochelle Salt.
Properties : Potassium and sodium tartrate occurs as colorless, transparent crystals or white powder, odorless and having a cooling saline taste. It is freely soluble in water (1:1.2), but practically insoluble in alcohol.
Action and Uses: Potassium and sodium tartrate is used as a saline cathartic.
Dosage: 8 gm. or 120 grains.