ALUMINI HYDROXIDUM—ALUMINUM HYDROXIDE
Derivation.—Made from alum, 100 parts; monohydrate sodium carbonate, 43 parts; water, a sufficient quantity. Mix hot, boiling solutions of alum and sodium carbonate. Precipitate strained, washed and dried.
Properties.—A white, light, amorphous powder; odorless and tasteless; permanent in dry air; insoluble in water or alcohol.
Dose.—Same as alum.