fer'rum

[L.] (U.S., Br.) Iron; the pharmacopeial form is fine, bright, nonelastic wire (U.S.) or wrought iron in the form of wire or nails free from rust (Br.). The iron salts are in two series, ferrous and ferric, the former being for the most part bluish green in color, or white when anhydrous, the latter brownish yellow to reddish brown, or white when anhydrous. powder, employed in anemia in doses of gr. 5-2 o (0.3-1.3). Fe3(As04)2.6H20, with some admixture of ferric arsenate and iron oxide; employed as a tonic and antiperiodic in doses of gr. sV-i (0.003-0.015). interaction of ferric chloride and ammonium benzoate; a brownish-red insoluble powder containing about 17 per cent, of iron. f. benzo'icunit ferri benzoas. f. broma'tum, ferri bromidum, fer'ri bro'xnidum, ferrous bromide, bromide of iron,