12 BIBLIOGRAPHY OF ANALYTICAL CHEMISTRY OF MANGANESE 



1851: 2. MuLLER, L. Priifung des Braunsteins und Chlorkalks auf 

 deren Gehalt an Mangansuperoxyd und wirksames Chlor. 



Ann. Chem. (Liebig), 80, 98; Pol. Centrbl., 1852, 312; Jsb. Chem., 

 1851, 635; Chem. Centrbl., 1852, 266; Chem. Gaz., 1852, 75; 

 Dingl. pol. J., 124, 50; Arch. Pharm., 121, 306. 

 Determination of peroxide by passing chlorine evolved into stannous 

 chloride solution, and titration of the excess of the latter with ferric 

 chloride. 



1851: 3. Personne and Lhermite. Faits pour servir k I'histoire 

 des acides manganique et hypermanganique. 

 J. de pharm. (3), 19, 115; Arch. Pharm., 118, 181. 

 Determination of peroxide from loss of weight of strip of copper im- 

 mersed during solution in sulphuric acid. 



1851: 4. ScHABUS. Ueber die Anwendung des chromsauren Kalis 

 zur Eisen-, Braunstein- und Chlorkalkprobe. 



Wien Akad. Ber., 6, 406; J. prakt. Chem., 55, 368; Dingl. pol. J., 

 125, 278; Pol. Centrbl., 1852, 571; Jsb. Chem., 1851, 634; Ann. 

 Chem. (Liebig), 80, 360. 



Determination of peroxide by solution with ferrous sulphate and 

 titration for the excess of the latter with potassium bichromate. 



1852: I. Chapman. Detection of Manganese in Limestone Rocks. 



Phil. Mag., (4) 3, 144; Chem. Centrbl., 1853, 16; Chem. Gaz., 1852, 



60; Arch. Pharm., 124, 16S. 

 Addition of borax necessarj' for the success of the usual fusion test. 



1852: 2. GiBBS, W. Contributions to Analytical Chemistry. 



Am J. Sci. (2), 14, 204; Chem. Gaz., 1852, 368; Jsb. Chem., 1852, 

 728; Chem. Centrbl., 1853, 105; J. prakt. Chem., 58, 241; Ann. 

 Chem. (Liebig), 86, 57 and 62; Ann. chim. phys. (3), 40, 233; 

 Arch. Pharm., 124, 168. 



Separation from zinc, nickel, the alkaline earths and alkalies, by pre- 

 cipitation from neutral solutions by lead peroxide. Comments on 

 Crum's method of detection. See 1845: 2. 



1853: I. BuNSEN, R. Ueber eine volumetrische Methode von sehr 

 allgemeiner Anwendbarkeit. 



Ann. Chem. (Liebig), 86, 283; Jsb. Chem., 1853, 626; Chem. Cen- 

 trbl., 1853, 545; Ann. chim. phys., (3), 41, 339. 

 Determination by solution in hydrochloric acid, passage of the chlo- 

 rine into potassitim iodide solution, and titration of the iodine with 

 sulphurous acid. 



1853: la. Deville, H. St. C. Nouvelle methode generale d'analyse 

 chimique. 



Ann. chim. phys. (3), 38, 5; J. prakt. Chem., 60, 9. 

 Separation from alkalies and alkaline earths by ignition of the 

 nitrates and treatment of the residue with dilute nitric acid. 



