6o BIBLIOGRAPHY OF ANALYTICAL CHEMISTRY OF MANGANESE 



1887: 17. Reinhardt, C. Eine weitere Verbesserung der Belan- 

 ischen Mangantitration. 



Stahl u, Eisen, 7, 709; Wagner's Jsb., 33, 586; J. Iron Steel Inst., 



1887, b, 367; Techn.-chem. Jahrb., 10, 16; Berg- u. hiittenm. 

 Ztg., 46, 451; Chem.-techn. Rep., 26, b, 317. 



Separation from iron by zinc oxide, precipitation by bromine in the 

 presence of zinc oxide, solution in ferrous sulphate, and titration 

 with potassium permanganate. 



1887: 18. See 1888: 21. 



1887: 19. L'assemblee rep. fab. RAILS, ETC. Contributions a 

 1 'analyse chimique de fer, de I'aciers et de la fonte. 



* Technik (Moscow); Monit. scientif. (4), i, 241; Jsb. Chem., 1887, 



2427. 

 Determination by the- Deshayes method. See 1878: 2. 



1888: I. Campbell, A. C. Separation of Ferric Iron from Cobalt, 

 Nickel, and Manganese. 



J. Anal. Chem., 2, 291; Ztschr. anal. Chem., 30, 616; Chem. Ztg., 



12, 250, Rep.; J. Chem. Soc. (Lond.), (1892) 62, 103. 

 Separation from iron by precipitation with lead carbonate. 



1888: 2. Carnot, A. Sur Temploi de I'eau oxygenee pour le dosage 

 des metaux de la famille du fer. 



C. R., 107, 997 and 1150; Bull. soc. chim. (3), i, 279; Chem. News, 

 59, 15; Jsb. Chem., 1888, 2552; 1889, 2395; Chem. Centrbl., 

 1889, 143; Chem. Ztg., 13, 7 and 16, Rep.; Eng. Min. J., 47, 141; 

 J. Soc. Chem. Ind., 8, 216; Ztschr. anal. Chem., 29, 336; Ztschr. 

 angew. Chem., 1888, 71; Ber., 22, iii, Ref.; J. Chem. Soc. (Lond)., 

 56, 443; J. Iron Steel Inst., 1889, a, 394. 



Precipitation by means of hydrogen peroxide, solution in oxalic 

 acid, and titration with potassium permanganate. 



1888: 3. Friedmann, a. Zur Bestimmung des Mangans in Eisen. 



Stahl u. Eisen, 8, 315; Jsb. Chem., 1888, 2553; Ztschr. angew. Chem., 



1888, 415; Wagner's Jsb., 34, 196; Techn.-chem. Jahrb., 11, 

 19; J. Iron and Steel Inst., 1888, b, 328. 



Decomposition by means of chlorine and final precipitation and 

 determination as sulphide (Rose method, i860: 5). 



1888: 4. Ghilian, a. Description et controle de la methode 

 volum^trique de dosage de manganese. 



Rev. univ. des mines (3), 1888, 270; Berg- u. huttenm. Ztg., 1888, 



454; Chem. News, 59, 121; Jsb. Chem., 1889, 2399; Wagner's 



Jsb., 34, 200. 

 Separation from iron by means of ammonium carbonate, ammonium 



succinate, or sodium acetate, and titration with permanganate 



in the presence of an excess of zinc oxide. 



