BIBLIOGRAPHY OF ANALYTICAL CHEMISTRY OF MANGANESE 9 1 



1898: 10. DE Gramont, A. Analyse spectrale de quelques min^raux 



non conducteurs par les sels fondus et reactions des elements. 



C. R., 126, 1513; J. Chem. Soc. (LondO, 74, b, 636. 

 Detection by spectrum analysis. 



1898: II. HiLLEBRAND, W. F. See 1897: 8a. 



1898: 12. Jannasch, p., and Alffers, F. Ueber quantitative 

 Metalltrennungen in ammoniakalischer und saurer Losung 

 durch Hydroxylamin und durch Hydrazin. (II) Die Trennung 

 des Quecksilbers von Molybdan und Wolfram, sowie von den 

 Metallen der Schwefelammoniumgruppe. 



Ber., 31, 2383; J. Chem. Soc. (Lond.), 76, b, 60. 

 Separation from mercury. 

 1898: 13. Kaeppel, F. Zur quantitative Bestimmung des Mangans 

 und Trennung des Eisens von Mangan durch Elektrolyse. 



Ztschr. anorg. Chem., 16, 268; Chem. Centrbl., 1898, a, 962; Ztschr. 

 angew. Chem., 1898, 435; Chem. Ztg., 22, iiS, Rep.; Chem. News, 

 77, 201; 79, 195; Bull. soc. chim. (3), 22, 811; Chem.-techn. Rep., 

 37, 287 and 610; Oester. chem. Ztg., i, 13; Ztschr. Elektrochem., 

 1898, 41; Wagner's Jsb., 44, 287; J. Chem. Soc. (Lond.), 74, b, 

 354; School Mines Quart., 19, 430; 20, 400; J. Soc. Chem. Ind., 

 17,605; Analyst, 23, 221; Dingl. pol. J., 310, 16. 

 Deposition from faintly acid solution partly as metal and partly as 

 peroxide. 

 1898: 14. Lehnkering, P. Untersuchung von Eisenerzen. {Title 

 from Wagner's Jsb.). 



* Ztschr. offenlich. Chem., 1898, 459; Wagner's Jsb. 44, 120; J. Soc. 



Chem. Ind., 17, 951; J. Chem. Soc. (Lond.), 76, 251. 

 Recommends the Volhard- Wolff method for determination in ores. 

 Comments on the Hampe method. See 1884: 18, and 1883: 4. 

 1898: 15. MuRMANN, E. Bemerkungen zur Bestinimungen des 

 Zinks und Mangans als Sulfid. 



Wien. Akad. Ber. (2b), 107, 434; Monatsh. Chem., 19, 404; Chem. 

 Centrbl., 1898, b, 1035; Analyst, 24, 51; Ann. chim. anal, appl., 

 4, 203.; J. Soc. Chem. Ind., 17, 1186; J. Chem. Soc. (Lond.), 

 76, 126; Chem. News, 81, 60. 

 Addition of mercuric chloride, precipitation of mercuric sulphide and 

 manganous sulphide together, and expulsion of the mercuric sul- 

 phide by the ignition of the precipitate, in presence of hydrogen, 

 in a special form of crucible. 

 1898: 16. MuRMAXN, E. Bemerkungen zur Analyse von Schmiede- 



eisen. 



Oester. chem. Ztg., i, 3S3; Chem. Centrbl. 1898, b, 1282; School 



Mines Quart., 20, 303. 

 Gravimetric determination as sulphide. 



