INORGANIC SALTS AND THEIR PREPARATIONS 23 



having a saline, styptic taste, efflorescent, soluble in 1 .4 parts of water, 



0.4 part of boiling water; insoluble in alcohol. 

 Action: Disinfectant, deodorant. 

 Dose: o.r Gm. (i^ gr.). 

 Preparations: Ferri Sulphas Exsiccatus, U.S. P. 



Ferri Sulphas Granulatus, U.S.P. 



Mistura Ferri Compositus, U.S.P. 



Liquor Zinci et Ferri Compositus, N.F. 



Ferri Carbonas Saccharatus, U.S.P. 



Liquor Ferri Subsulphatis, U.S.P. 



Liquor Ferri Tersulphatis, U.S.P. 

 FERRI SULPHAS EXSICCATUS. Exsiccated Ferrous Sulphate, Dried Ferrous 



Sulphate, FeSCU. Greyish-white powder, slowly soluble in water. It 



is used in making pills the crystallized sulphate not being adapted to 



that purpose. 

 Dose: 0.06 Gm. (i gr.). 

 FERRI SULPHAS GRANULATUS. Granulated Ferrous Sulphate, Precipitated 



Ferrous Sulphate, FeSO 4 + 7H 2 O. Very pale, bluish-green, crystalline 



powder, which conforms in every respect to the reactions and tests of 



Ferri Sulphas. 

 Dose: o.i Gm. (i^ gr.). 

 FERRUM. Iron, Fe. Fine, bright and non-elastic wire, used in the making of 



iron preparations such as: Syr. Ferr. lod. and Syr. Ferr. et Mangan. 



lod., N.F. 

 FERRUM REDUCTUM. Reduced Iron, Ferrum Redactum, Iron by Hydrogen, 



Quevenne's Iron. Very fine, greyish-black, lusterless powder, without 



odor or taste, permanent, insoluble in water or alcohol. 

 Action: Tonic. 

 Dose: 0.06 Gm. (i gr.). 

 Preparations: Pilulae Ferr. Quin. Stryc. et Arsen. Fort., N.F. 



Pilulae Ferri lodidid, U.S.P. 



GROUP VI. GOLD AND MERCURY 



THE OFFICIAL U.S.P. GOLD SALT (NONE N.F.) 



AURI ET SODII CHLORIDUM. Gold and Sodium Chloride. Orange-yellow 

 powder, odorless, having a saline metallic taste, deliquescent, very soluble 

 in water; alcohol or ether dissolving the gold chloride and leaving the 

 sodium chloride. 



Action: Alterative, tonic. 



Dose: 0.005 Gm. (^ 2 g r -)- 



THE OFFICIAL U.S.P. MERCURY SALTS (NONE N.F.) 



HYDRARGYRI CHLORIDUM CORROSIVUM. Corrosive Mercuric Chloride, 

 Bichloride of Mercury, Corrosive Sublimate, Mercuric Chloride, Per- 

 chloride of Mercury, HgC^. Heavy, colorless, rhombic crystals, or crys- 

 talline masses, or as a white powder, odorless, and having a characteristic 

 and persistent metallic taste; permanent in air, soluble in 13.5 parts of 

 water, 3.8 parts of alcohol, about 12 parts of glycerin. The solubility 

 increases in each case with heat. 



Action: Antiseptic. 



Dose: 0.003 Gm. 



Preparations: Toxitabellae Hydrargyri Corrosivi, U.S.P. 

 Lotio Flava, N.F. 

 Hydrargyri lodidum Rubrum, U.S.P. 

 Hydrargyrum Ammoniatum, U.S.P. 



HYDRARGYRI CHLORIDUM MITE. Mild Mercurous Chloride, Mercurous 

 Chloride, Calomel, Protochloride of Mercury, Subchloride of Mercury, 

 HgCl. White, impalpable powder, becoming yellowish white on being 

 triturated with strong pressure, odorless, tasteless, insoluble in water or 

 neutral liquids. 



Action: Laxative, alterative. 



Dose: 0.15 Gm. (2^2 g r -) (laxative). 

 0.015 Gm. (y gr.) (alterative). 



Preparations: Pilulae Catharticae Compositae, U.S.P., Lotio Nigra, N.F. 

 Pulv. Hydrarg. Clor. Mit. et Jalap, N.F. 



