WebAn ion exchange method, based on Al or Cu metal ion sorption and subsequent elution by aqueous perrhenic acid solutions, was used to obtain perrhenates. The produced solutions were neutralized to afford the targeted aluminum perrhenate and copper perrhenate products in high purity. The developed technologies allow one to manage the wastes from … WebMar 1, 2011 · The presented results demonstrate the possibility of electrodialysis production of concentrated solutions of perrhenic acid (HReO4 concentration >400 g/l). KReO4 is used as a precursor. The...
Perrhenic acid HO4Re - PubChem
WebFeb 1, 2009 · It was demonstrated that perrhenic acid can be obtained by extraction of ReO with 50% tributyl phosphate (TBP) solution in toluene from aqueous solution of ammonium perrhenate acidified with sulphuric (VI) acid to pH of 1.0 and further stripping of ReO from organic phase by water of temperature 80 °C. WebPerrhenic acid is the chemical compound with the formula Re 2 O 7 (H 2 O) 2. It is obtained by evaporating aqueous solutions of Re 2 O 7. Conventionally, perrhenic acid is … prince long food
Perrhenic Acid Solution AMERICAN ELEMENTS
WebPerrhenic acid solution. CAS Number. 13768-11-1. Molecular Weight. 251.21. Molecular Formula. HReO4 in H2O. Download Safety Data Sheet PDF. Request A Quote. WebPerrhenic acid solution, also called rhenium(VII) oxide, is a stable aquo-metal complex used in the synthesis of superconducting synthetic metals. Perrhenic acid solution is also a catalyst for double bond hydrogenation, alcohol dehydrogenation, ammonia decomposition, and is a key hydrogenation and hydrocracking catalyst in petroleum processing. WebPerrhenate, like its conjugate acid perrhenic acid, features rhenium in the oxidation state of +7 with a d 0 configuration. Solid perrhenate salts takes on the color of the cation. ... Addition of tetrabutylammonium chloride to aqueous solutions of sodium perrhenate gives tetrabutylammonium perrhenate, which is soluble in organic solvents. prince longbody