This section is from the book "Materia Medica Pharmacy, Pharmacology And Therapeutics", by W. Hale White. Also available from Amazon: Materia Medica Pharmacy, Pharmacology And Therapeutics..
Colorless, transparent, monoclinic prisms; odorless, and having a cooling, saline, sulphurous taste; efflorescent in air. Solubility.- In 4 parts of water.
Sulphates and chlorides.
Dose, 5 to 60 gr.; .30 to 4.00 gm.