182 INORGANIC AGENTS 



Dosc—K. & C, 3ii.-iv. (8.-15.); Sh. & Sw., H^x-xx. 

 (6.-1.3); D., Ulii.-x. (.12-.6). 



PREPARATIONS. 



.Tinctura Ferri Chloridi. Tincture of Ferric Chloride. (U. S. P.) 



Solution of ferric chloride, 250; alcohol to make 1,000. 



Dose.— H. &C., §i.-ii. (30.-60.); Sh. &Sw., mxx.-xxx. (1.3-2.); D., 

 iTiv.-3i. (.3-4.) 



Contains 13.6 per cent, of the anhydrous salt, or 4.69 per cent, of 

 metallic iron. 



Tinctura Ferri Per chloridi. Tincture of Iron Perchloride. (B. P.) 

 Dose.— Same as Tinctura Ferri Chloridi, U. S. P. 



Liquor Ferri Subsulphatis. Solution of Ferric Subsul- 

 phate. (U. S. P.) 



Synonym. — Solution of basic ferric sulphate, FeO (SOJs, 

 Monsel's solution, solution of persulphate of iron, E.; liquor 

 hemostatique de Monsel, Fr.; basischschewefelsaures eisen- 

 oxydlosung, Monsel's eisenlosung, G. Contains about 13.6 

 per cent, of metallic iron. 



Derivation, — Ferrous sulphate, 675 ; sulphuric acid, 65 ; 

 nitric acid and distilled water, of each a sufficient quantity 

 to make 1,000. 



Properties. — A dark, reddish-brown liquid, odorless, or 

 nearly so; of an acid, strongly styptic taste and an acid 

 reaction ; miscible with water and alcohol. 



Dose.—R. & C, §ss. (15.); Sh. & Sw., Tll^x.-xx. (.6-1.3); 

 D.,1Uii.-x. (.r2-.6). 



It has no value for internal use. 



Ferri Oxidum Hydratum Cum Magnesia. Ferric Hydrate 

 with Magnesia. (U. S. P.) 



{Arsenic Antidote,) 



Solution of ferric sulphate, 50 Cc. ; water, 100 Cc. 

 Magnesia, 10 gm.; water, 750 Cc. Keep solutions separate 

 till ready for use ; then mix. 



