Importance of measurement of current density. Importance of electromotive force for electrolytic separations. (Preliminary paper.) Importance of electromotive force for electrolytic separations. Importance of measurement of current density. Importance of measurement of current density and of electromotive force. Stillwell, J.S., & Austen, P.T. J. Analyt. & App. Chem. Stand for electrodes. Meidinger and secondary batteries. Meidinger and secondary batteries. Arrangement of circuit. Ammeter. Voltameter. Meidinger batteries. Electrodes. Voltameter. III Quantitative Methods for the Determination of Metals by means of Electrolysis. The methods for the following metals are given : 13. Molybdenum. 14. Nickel. 17. Rhodium. 18. Selenium. 21. Thallium. 22. Tin. 23. Uranium. 24. Zinc. NOTE I.-Under the heading Composition of Electrolyte,' the substance or substances added to a neutral solution of a salt of the metal referred to are included. NOTE II.-The metal is deposited as such, except when otherwise stated (in italics). Quantitative Methods for the Determination of Metals by means of Electrolysis—continued.] Journal Composition of Electrolyte Hydrochloric acid; as hydride. Hydrochloric acid; partly as metal and partly as Acid solution and zinc sulphate; as hydride. Hydrochloric acid and potassium iodide; as amalgam. Sodium pyrophosphate, ammonium carbonate, and ammonium oxalate. Ammonium oxalate and nitric acid. Potassium and ammonium oxalates. Sodium pyrophosphate, potassium oxalate, and sulphate. Sulphuric acid. Citric acid and sodium hydrate. Citric acid. Hydrochloric acid and potassium iodide; as amalgam. Ammonium hydrate and tartaric acid; as amalgam. Author Classen, A., and Reis, M. A. Zeits. anal. Chem. 1889 28 581 97 Dingler Polyt. J. 1864 178 42 Zeits. anal. Chem. 1880 19 1 Chem. News. 1886 53 209 178 206 |