SYRUP OF FERROUS IODIDE 181 



Syrupus Ferri Iodidi. Syrnp of Ferrous Iodide. 

 (U. S. &B. P.) 



Contains 10 per cent., by weight, of ferrous iodide 

 (Fel,). U.S. 



Properties. — Transparent, pale green liquid ; sweet, fer- 

 ruginous taste. 



Dose.—D., TTLv.-xxx. (.3-2.). 



Ferri Chloridum. Ferric Chloride. FeaClg + 12 H^O. 



(U.S. P.) 



Synonym. — Ferrum sesquichloratum, P. G. ; ferrum 

 muriatum oxydatum, chloridum seu chloruretum ferricum, 

 ferri perchloridum, sesquichloride (perchloride) of iron, E.; 

 perchlorure de fer, chlorure ferrique, Fr. ; eisenchlprid, G. 



Derivation. — Iron, 15 gm.; hydrochloric acid, nitric acid 

 and water, of each a sufficient quantity. Made by solution 

 with heat. 



Properties. — Orange yellow, crystalline pieces, odorless, 

 or having a faint odor of hydrochloric acid, and a strong 

 styptic taste ; deliquescent ; soluble in water and alcohol ; 

 reaction acid ; not used internally. 



Liquor Ferri Chloridi. Solution of Ferric Chloride. 

 (U. S. P.) 



Synonym. — Liq. ferri perchloridi, B. P. An aqueous 

 solution of ferric chloride (Foa Clg) containing about 37.8 

 per cent, of the anhydrous salt ; 62.9 per cent, of the crys- 

 tallized salt, or about 13 per cent, of metallic iron. 



Derivation. — Dissolve iron wire, 150, in hydrochloric 

 acid, 870 ; nitric acid and water to make 1 000. U. S. P. 



First reaction.— Fe, + 4 HCl = 2 Fe CI, + 2 H,. 



Second reaction.— 6 FeCl, + 6 HCl + 2 HNO3 = 3 Fe, 

 Cle + 2 NO + 4 H,0. 



Properties. — A reddish-brown liquid, having a faint odor 

 of hydrochloric acid ; an acid, strongly styptic taste and an 

 acid reaction. 



