BIBLIOGRAPHY OF ANALYTICAL CHEMISTRY OF MANGANESE 41 



81: II. Kent, W. Manganese Determination in Steel. 



Trans. Am. Inst. Min. Eng., 10, loi; J. Iron Steel Inst., 1881, b, 



655; School Mines Quart., 3, 51. 

 General discussion of methods. Results of twelve chemists upon the 



same sample. 



'81 : 12. Lunge, G. Zur Orientirung iiber die Frage des " Weldon- 

 schlammes." 



Dingl. pol. J., 242, 371. 

 Reply to Post, 18S0: 14. 



81: 13. Lunge, G. Bericht an die Generalversammlung des 

 Vereins deutschen Sodafabrikanten. 



Chem. Ind., 4, 373; Dingl. pol. J., 243, 493; J. Chem. Soc. (Lond.), 



42, 895; J. Soc. Chem. Ind., i, 93. 

 Comments on Fresenius-Will (1843:3), Bunsen (1853:1), and iron 



methods for the determination of the peroxide. 



81: 14. V. Rets, M. A. Ueber die Benutzung einiger oxalsauren 

 Salze in der Anah^se. 



Ber., 14, 1178; Jsb. Chem., 1881, 1155. 



Detection in the presence of phosphoric acid by the aid of oxalates. 



81: 15. Sarnstrom, C. G. Ueber Manganbestimmung durch Ti- 

 triren niit Chamaleonlosung. 



* Jern.-Kont. Ann., 1881, Heft 7; Berg- u. hiittenm. Ztg., 40, 425; 

 Iron, 19, 104; Jsb. Chem., 1881, 1188; Ztschr. anal. Chem., 22, 

 84; Chem. Ztg., 5, 895; Chem. News, 47, 177; Wagner's Jsb., 27, 

 358; J. Iron Steel Inst., 1883, a, 417; Scientif. Am. Suppl., 1882, 

 5167. 



Precipitation of iron and manganese by sodium bicarbonate, and 

 titration with potassium permanganate in the presence of the 

 precipitate. 



81: 16. Terreil, a. Liqueur volum^trique pour le dosage des 

 composes suroxygenes ou agissant comme corps oxydants. 



Bull. soc. chim. (2), 35, 551; Chem. Centrbl., 1881, 569; Jsb. Chem., 

 1881, 1155. 



Determination of peroxide with the aid of ferrous salts and perman- 

 ganate. 



81: 17. Troilius, M. Chemical Methods for Analysing Rail Steel. 



Trans. Am. Inst. Min. Eng., 10, 173; Eng. Min. J., 32, 300; J.Iron 

 Steel Inst., 1881, b, 654; School Mines Quart., 3, 52. 



Separation from iron by the acetate method, precipitation by bro- 

 mine in ammoniacal solution, and ignition to mangano-manganic 

 oxide. 



