BIBLIOGRAPHY OF ANALYTICAL CHEMISTRY OF MANGANESE 73 



1891 : 23. V. Reis, M. a. Ueber Bestimmung von Mangan nach der 

 Chloratmethode. 



Chem. Ztg., 15, 1791; Chem. CentrbL, 1892, a, 412; Stahl u. Eisen, 

 1891,375; Ztschr. angew. Chem., 1891, 377; J. Iron Steel Inst., 



1892, a, 490. 



Criticism of Hampe's method of determination by means of potas- 

 sium chlorate (1883: 4). 



1891 : 24. Rossi, A. J. On Some Methods of AnaWsis of Iron, Steel, 

 and Cast Iron as Practised in Large Industrial Works. 



Iron Age, 47, 528; J. Iron Steel Inst., 1891, a, 443; 1892, a, 491; 



Stahl u. Eisen, 11, 927; Wagner's Jsb., 37, 147. 

 Colorimetric determination with the use of sodiuin metaphosphate. 



1891: 25. RuBRicius, H. Zur Bestimmung von Mangan in Eisen 

 und Stahl. 



Chem. Ztg., 15, 882; Jsb. Chem., 1891, 2481; Chem. CentrbL, 1891, 

 b, 281; J. Chem. Soc. (Lond.), 62, 1030: Wagner's Jsb., 37, 146; 

 Chem.-techn. Rep., 31, b, 297; Berg- u. hiittenm. Ztg., 50, 

 390; Analyst, 16, 180. 

 Modification of the Volhard method. Comments on Riirup pro- 

 cedure. See 1879: 14 and 1891: 26. 



1891: 26. RiJRUP, L. Manganbestimmung in Eisen und Stahl. 



Chem. Ztg., 15, 149 and 186; Jsb. Chem., 1891, 2481; Chem. CentrbL, 

 1891, a, 470; J. Chem. Soc. (Lond.), 62, 916; Ztschr. anal. Chem., 

 30, 242; Wagner's Jsb., 37, 140; J. Iron S'teel Inst., 1891, b, 326. 



Modification of Volhard procedure. Addition of sodiiim sulphate, 

 and titration without filtration. See 1891: 25. 



1891: 27, Smith, E. F. The Electrolysis of Metalhc Phosphates in 

 Acid Solution. 



Am. Chem. J., 13, 206; Jsb. Chem., 1891, 2400. 

 Electrolytic separation from cadmium. 



1891: 28. Ukena. Modificierte Chloratmethode. 



Stahl u. Eisen, 11, 381. 



Precipitation by means of potassium chlorate and solution in re- 

 ducing agent. 

 1892: I. Aller. Quick Assay Methods. 



Iron, 40, 382; Berg- u. huttenm. Ztg., 52, 106; Chem. CentrbL, 



1893, a, 858. 



Determination by Volhard procedure. See 1879: 14. 

 1892: 2. Bastin, C. Dosage du manganese dans les spiegels et les 

 ferro-manganeses. 



Monit. scientif. (4), 6, 639; Chem. CentrbL, 1892, b, 632; Ztschr. 

 angew. Chem., 1892, 704; Wagner's Jsb., 38, 118; J. Iron Steel 

 Inst., 1893, a, 403; Berg- u. huttenm. Ztg., 52, 59; J. Soc. Chem. 

 Ind., II, 1037. 

 Determination by Williams procedure. See 188 1: 18. 



