8o BIBLIOGRAPHY OF ANALYTICAL CHEMISTRY OF MANGANESE 



1894: 12. RuDORFF, F. Quantitative Analyse durch Elektrolyse. 



Ztschr. angew. Chem., 1894, 388; J. Chem. Soc. (Lond.), 66, b, 399. 

 Separation from mercury. 



1894: 13. Saniter, E. H. a Review of Some of the Methods in 

 General Use for the Estimation of Manganese in Minerals and 

 Metals. 



J. Soc. Chem. Ind., 13, 112; Ber., 28, 75, Ref. ; J. Iron Steel Inst., 



1894, a, 613; J. Chem. Soc. (Lond.), 66, b, 333; School Mines 



Quart., 15, 275; Eng. Min. J., 57, 155. 

 Tests of methods involving precipitation as peroxide by bromine, 



and as sulphide and phosphate; also Volhard's and Pattinson's 



methods. 



1894: 14. Seeliger, R. Quantitative Trennung von Ferriphos- 

 phat, Manganophosphat, Calcium- und Magnesiumphosphat. 



* Dissertation, Erlangen; Pharm. Centrh. (2), 14, 685; Chem. 



Centrbl., 1894, a, 107; J. Chem. Soc. (Lond.), 66, b, 255. 

 Determination by permanganate, and by Rossler silver method 



(1879: 13). Separation from iron b}^ fusion with silica and 



alkaline carbonates and nitrates. 



1894: 15. Smith, E. F., and Heyl, P. Ueber die Verwendung von 

 Quecksilberoxyd bei der Analyse. 



Ztschr. anorg. Chem., 7, 85, 88, and 89; Ber. 27, 758, Ref.; Ztschr. 



anal. Chem., 34, 74 and 75. 

 Separation from iron by means of mercuric oxide. 



1894: 16. Thomalen, H. Ueber die von Riidorff empfohlenen 

 Methode der quantitativen Analyse durch Elektrolyse. 



Chem. Ztg., 18, 1353; Chem. Centrbl., 1894, b, 667. 

 Electrolytic determination. See 1892: 18. 



1894: 17. Ullmann, C. Apparat zur Braunsteinbestimmung nach 

 der Bunsen'schen Methode. 



Chem. Ztg., 18, 478; Chein. Centrbl., 1894, a, 878; Ztschr. anal. 



Chem., 37, 387; Ber., 27, 524 Ref. ; J. Chem. Soc. (Lond.), 68, b, 



88; J. Soc. Chem. Ind. 13, 979. 

 See title and 1888: 5; also 1894: i. 



1895: I. Alvarez, P., and Jean, J. Recherche du zinc, du chrome, 

 du manganese et du fer. 



Repert. de pharm. 1895, 440; Chem. Centrbl., 1896, b, 513; Pharm. 

 Centrh., 37, 472; J. Chem. Soc. (Lond.), 72, b, 600. 



Detection by oxidation to permanganic acid by means of lead per- 

 oxide in nitric acid solution. 



