This section is from the "A Handbook of Useful Drugs" book, by State Medical Examining and Licensing Boards.
Properties : Reduced iron should contain not less than 90 per cent, of iron. It occurs as a very fine, grayish-black powder, without odor or taste, and permanent in dry air. It is insoluble in water or alcohol.
Dosage: 0.065 gm. or 1 grain. Reduced iron is still
widely used as a hematinic and is given preferably in the
form of pills or powders, enclosed in capsules or cachets.