This section is from the book "A Text-Book Of Pharmacology, Therapeutics And Materia Medica", by T. Lauder Brunton. Also available from Amazon: A text-book of pharmacology, therapeutics and materia medica.
Uses. - Is used in preparing ferric oxide and in other pharmaceutical processes, as it is cheaper than solution of potash. Internally it may act on the blood, rendering it and the secretions more alkaline, but it will not alter nutrition in the way that potassium salts do.