BIBLIOGRAPHY OF ANALYTICAL CHEMISTRY OF MANGANESE 53 



1885: 18. Reinhardt, C. Ueber Manganbestimmung. 



Stahl und Eisen, 5, 782; Wagner's Jsb., 32, 9; Berg.- u. huttenm. 



Ztg., 45, 47; Chem. Ztg., 8, 15, Ref. ; Chem.-techn. Rep., 24, b, 



247. 

 Discussion of Wolff's gravimetric and volumetric methods. See 



1883:22; 1S84: 18, and 1885: 20. 



1885: 19. ScHLAGDENHAUFFEN. Ueber die maassanalytisclie Bes- 

 timmung des Mangans. {Title from Chem. Centrbl.) 



* J. de pharm. (5), 10, 337; Chem. News, 50, 249; Chem. Centrbl., 



1885, 146; Jsb. Chem., 1885, 1936; Chem. Ztg., 8, 1767; J. Chem. 

 Soc. (Lond.), 48, 442; J. Iron Steel Inst., 1886, 1020. 



Comments on the Leclerc method and historical discussion of the 

 Lenssen, Guyard, Morawski and Stingl and Rossler methods. 



1885: 20. Wolff, N. Die maassanalytische Bestimmung des Man- 

 gans. 



Stahl. u. Eisen, 5, 529; Jsb. Chem., 1885, 1935; J. Chem. Soc. 

 (Lond.), 48, 1264; Wagner's Jsb., 31, 12; Dingl. pol. J., 259, 

 199; J. Iron Steel Inst., 1885, 301. 

 Titration with permanganate in the presence of ferric oxide. 



1886: I. Atkinson, R. W. Estimation of Manganese. 



J. Soc. Chem. Ind., 5, 365 and 467; Dingl. pol. J., 262, 136; Monit. 



scientif., 28, 1043; Jsb. Chem., 1886, 1934; J. Chem. Soc. (Lond.), 



S2, 399; Wagner's Jsb., 32, 4; J. Anal. Chem., i, 72. 

 Gravimetric determination in ores by use of ammonium acetate 



and bromine; also criticisms of Pattinson's Method. See 1879: 



9, and 1886: 20. 



2. Barlow, J. J. A New Method of Precipitating and Estimat- 

 ing Manganese, also Iron indirectly, by means of Hydrogen 

 Peroxide. 



Chem. News, 53, 41; J. Iron Steel Inst., 1886, a, 392; Jsb. Chem., 



1886, 1935; J. Chem. Soc. (Lond.), 50, 393; Ber., 19, 219, Ref.; 

 Wagner's Jsb., 32, 4; Chem. Ztg., 10, 32, Ref.; Berg- u. huttenm. 

 Ztg., 45, 350; Dingl. pol. J., 261, 260; Techn.-chem. Jahrb., 8, 

 17; Chem.-techn. Rep., 25, a, 206. 



Separation from zinc, cobalt, nickel, and alkaline-earths, also the 

 simultaneous determination of iron and manganese. The mixed 

 precipitates are ignited, weighed, treated with hydrochloric acid, 

 and the chlorine generated absorbed in potassium iodide. 



3. Behrens, T. H. On the Micro-chemical Analysis of Min- 

 erals. 



Chem. News, 54, 289. 



Detection by micro-chemical tests. 



