48 BIBLIOGRAPHY OF ANALYTICAL CHEMISTRY OF MANGANESE 



2. Atkinson, A. J. Volumetric Estimation of Manganese. 



Chem. News, 49, 25; Jsb. Chem., 1884, 1599. 



Determination in spiegeleisen by difference, after determination of 

 the iron volumetrically. See Holdich, 1884: 8. 



3. Bloxam, C. L. Estimation of Manganese in Cast Iron and 

 Spiegeleisen. 



Chem. News, 50, 112; Jsb. Chem., 1884, 1599; Chem. Centrbl., 1884, 

 849; Ber., 17, 508, Ref.; Chem. Ztg., 8, 1436; J. Iron Steel Inst., 

 1884, b, 584; J. Chem. Soc, 48, 84; Wagner's Jsb., 31, 18; J.Am. 

 Chem. Soc, 6, 242; Berg- u. hiittenm. Ztg., 43, 520; Iron, 24, 

 271; Chem. Ind., 7, 362; Chem.-techn. Rep., 23, b, 186; 24, 249. 



Separation from iron by double acetate precipitation with the addi- 

 tion of phosphates, and final precipitation of manganese as phos- 

 phate. 



1884: 4. Classen. A. Entgegnung. (Wieland, 1884: 17.) 



Ber., 17, 2351; Jsb. Chem., 1884, 1540; Ztschr. anal. Chem., 24, 247. 



Electrolytic determination. See also 1885: 4. 

 1884: 5. Classen, A. Quantitative Analyse durch Elektrolyse. 



Ber., 17, 2472 and 2484; Jsb. Chem., 1884, 1543; Ztschr. anal. 

 Chem., 24, 255. 



Separation from copper and chromium by electrolysis. 



1884: 6. Gmelin, O. Chemische Notizen fiir der Giesserei-Tech- 

 niker. 



Oester. Ztschr. Berg- u. Hiittenw., 1884, No. 49; Berg- u. hiittenm. 



Ztg., 44, 23, Ref. 

 A modification of the Volhard method of determination. 



7. Hanowsky. Ueber eine neue Anwendung des Wasser- 

 stoffsuperoxyds in der chemischen Analyse. {Title from Chem. 

 Ztg.) 



* Ber. oester. Ges. z. Ford. Chem. Ind., 1884, 8; Jsb. Chem., 1884, 

 1562; Rep. anal. Chem., 1884, 220; Chem. Ztg., 8, 789. 



Precipitation by hydrogen peroxide and ignition to mangano- 

 manganic oxide. 



8, Holdich. Volumetric Estimation of Manganese. 



Chem. News, 49, 9 and 57; Jsb. Chem., 1884, 1598. 



Determination in spiegeleisen by difference, after volumetric de- 

 termination of the iron. 

 1884: 9. HoLTHOF, C. Ueber Fallung des Mangans mit Brom. 



Ztschr. anal. Chem., 23, 491; Jsb. Chem., 1884, 1598; Chem. Cen- 

 trbl., 1885, 67; Ber., 18, 34, Ref.; Wagner's Jsb., 30, 397; Berg- 

 u. hiittenm. Ztg., 44, 55; J. Soc. Chem. Ind., 4, 367. 



Precipitation by bromine in ammoniacal solution. Comments on 

 Beilstein and Jawein chlorate method. See 1879: i. 



