BIBLIOGRAPHY OF ANALYTICAL CHEMISTRY OF MANGANESE 3 1 



1877: 3. Classen, A. Quantitative Bestimmung- des Mangans 

 durch Fallung als Manganoxalat. 



Ztschr. anaL Chem., 16, 315; J. Chem. Soc. (Lond.), 32, 804; Dingl. 



poL J., 225, 515; Chem. CentrbL, 1877, 503; Chem.-techn. Rep., 



16, 636. 

 Precipitation as oxalate and weighing as protosesquioxide. 



1877 : 4. Classen, A. Zur Trennung des Mangans von Kalk. 



Ztschr. anal. Chem., 16, 318; Jsb. Chem., 1877, 1055; Chem. 



CentrbL, 1877, 470; J. Chem. Soc. (Lond.), 32, 805; Dingl. pol. 



J., 225, 515; Chem.-techn. Rep., 16, 636. 

 Separation by means of oxalic acid not practicable. 



1877: 5. Classen, A. Ueber die Abscheidung des Mangans als 

 wasserfreies Sulfiir. 



Ztschr. anal. Chem., 16, 319; Jsb. Chem., 1877, 1062; Chem. 



CentrbL, 1877, 470; J. Chem. Soc. (Lond.), 32, 514. 

 Precipitation as sulphide in presence of potassium oxalate. 



1877: 6. Classen, A. Ueber eine neue Methode zur Trennung des 

 Eisens von Mangan, Kobalt, Nickel und Zink. 



Ber., 10, 13 16; Jsb. Chem., 1877, 1064 and 1066; Chem. CentrbL, 

 1877, 602; Ztschr. anal. Chem., 16, 471; Bull. soc. chim. (2), 

 30, 409. 



Separation from iron by means of neutral potassium oxalate and 

 acetic acid. 



1877; 7. Classen, A. Quantitative Bestimmung von Mangan, Ko- 

 balt, Nickel und Zink durch Fallung als Oxalate. 

 Ber., 10, 1315; J. Chem. Soc. (Lond.), 32, 924. 

 See 1877: 3. 



1877: 8. Deby. Determination of Manganese in Spiegel, Iron, and 

 Steel at Terrenoire. 



* Report, 1877, II; Berg- u. hiittenm. Ztg., 37, 391. 

 Oxidation to permanganic acid by lead peroxide and titration with 

 arsenious acid. 



1877 : 9. Funaro, a. Delia seperazione quantitativa del ferro e del 

 manganese nei minerali ferro-manganici. 



Gazz. chim. ital., 7, 286; Jsb. Chem., 1877, 1064; Chem. CentrbL, 

 1877, 661; Ber., 10, 1383; J. Chem. Soc. (Lond.), 32, 805; Dingl. 

 pol. J., 225, 610; Chem.-techn. Rep., 16, 635. 

 Separation from iron by ineans of ammonium benzoate or succinate. 



1877: 10. Hannay, J. B. Note on a New Manganese Reaction. 



J. Chem. Soc. (Lond.), 33, 269; Jsb. Chem., 1877, 1063; Chem. 

 CentrbL, 1878, 41; Chem. News, 36, 212; Bull. soc. chim. (2), 

 30,412; Ber., 10, 2052; Chem.-techn. Rep. 16, 637. 



Precipitation by potassium chlorate in nitric acid solution, and de- 

 termination by gravimetric and volumetric methods. 



