BIBLIOGRAPHY OF ANALYTICAL CHEMISTRY OF MANGANESE II 



1847: 2. Levol, a. Additions concernant une methode d'assai de 

 manganese publi6e dans ce recueil en Mars 1842. 



J. de pharm. (3), 10, 26; Berzelius' Jsb. (1848), 27, 213; J. prakt. 



Chem., 38, 341. 

 Determination of the total amount of hydrochloric acid consumed 

 by an ore, as well as the amount oxidized to chlorine. See 1842 : 2. 



1847: 3. Rose, H. Ueber die Trennung des Nickels von Kobalt 

 und die beider von anderen Metallen. 



Ann. Chem. (Liebig), 64, 417; Jsb. Chem., 1847, 974; Ann. der Phys. 



(Pogg.), 71, 555. 

 Separation by means of siilphides and treatment with dilute hydro- 

 chloric acid. Comments on Barreswil (1846: i) and Wackenroder 

 (1838: 2) methods. 



1847: 4. Strecker. Ueber Barreswil's Trennungsmethode des Ko- 

 balts von Mangan. 



Ann. Chem. (Liebig), 61, 219; Pharm. Centrbl., 1847, 367; Jsb. 

 Chem., 1847, 974; Berzelius' Jsb. (1849), 28, 179; Pol. Centrbl., 



1848, 1296; Chem. Gaz., 1847, 205; Am. J. Sci. (2), 4, 271. 

 Barreswil method regarded as inefficient. See 1846: i. 



1847: 5. Schoenbein, C. F. Das Ozon als Reagens flir Mangan. 



Ann. der Phys. (Pogg.), 72, 466; Jsb. Chem., 1847, 952, Berzelius' 



Jsb. (1849), 28, 180. 

 Detection through the browning of solutions by ozone. 



1847: 6. De Vry. Bestimmung des Braunsteingehalts. 



Ann. Chem. (Liebig), 61, 249; Pharm. Centrbl., 1847, 479. 

 Recommendation of Fresenius-Will method. (1843: 3.) 



1849: I. Ebelmen. Sur un nouveau mode d'emploi de I'hydrogen 

 sulfure dans I'analyse chimique. 



Ann. chim. phys. (3), 25, 92; Chem. Centrbl., 1849, 169; Jsb. Chem., 



1849, 592; Berzelius' Jsb. (185 1), 30, 161; J. de pharm. (3), 15, 

 266; J. prakt. Chem., 46, 305; Ann. Chem. (Liebig), 72, 329; 

 Chem. Gaz., 1849, 82. 



Separation from cobalt, nickel and zinc by heating the oxides in an 

 atmosphere of sulphuretted hydrogen and treatment of the sul- 

 phides with acetic or dilute hydrochloric acid. 



1850: I. Davy, E. (Proceedings.) 



Proc. Irish Acad., 4, 345. 



Substance heated with flowers of sulphur, the mass extracted with 

 water, and the manganese precipitated as ferrocyanide. 



1851: I. Laming, R. On the Quantitative Estimation of Manganese. 



Phil. Mag. (4), I, 517; Dingl. pol. J., 121, 77. 



Precipitation as carbonate; also a study of the stability of the car- 

 bonate. 



