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Perrhenic acid solution

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 https://iscootbike.com

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

Perrhenic_acid - chemeurope.com

Category:Synthesis of perrhenic acid using ion exchange method

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Perrhenic acid solution

Perrhenic acid VWR

WebPerrhenic acid is a strong acid that can be described as an aqueous solution ranging in color from colorless to pale yellow. It can be used directly in the production of catalysts, … WebDec 1, 2007 · Investigations into preparation of perrhenic acid using rhenium sorption on anion exchange resins were carried out in static conditions, from aqueous ammonium perrhenate solution with 25.0 g/L NH 4 ReO 4. In this test the 10 cm 3 resin bed was preconditioned using 10 bed volumes (BVs) of 3% NH 4 OH, 10% NaOH, or 10% HCl …

Perrhenic acid solution

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WebPerrhenic acid HO4Re CID 83718 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity … Perrhenic acid is the chemical compound with the formula Re2O7(H2O)2. It is obtained by evaporating aqueous solutions of Re2O7. Conventionally, perrhenic acid is considered to have the formula HReO4, and a species of this formula forms when rhenium(VII) oxide sublimes in the presence of water or steam. … See more The structure of solid perrhenic acid is [O3Re−O−ReO3(H2O)2]. This species is a rare example of a metal oxide coordinated to water; most often metal–oxo–aquo species are unstable with respect to their corresponding See more Perrhenic acid is also used in the manufacture of x-ray targets. See more Perrhenic acid or the related anhydrous oxide Re2O7 converts to dirhenium heptasulfide upon treatment with hydrogen sulfide See more • Perrhenate • Rhenium(VII) oxide See more

WebFeb 1, 2009 · The paper presents results of investigations into production of perrhenic acid from aqueous solutions of ammonium perrhenate of concentration 25 g/L by solvent extraction method. It was demonstrated that perrhenic acid can be obtained by extraction of ReO 4 − with 50% tributyl phosphate (TBP) solution in toluene from aqueous solution of … WebPerrhenic acid HO4Re CID 83718 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety ...

WebShop Perrhenic(VII)acid, 99.99%, (trace metal basis), 76.5% solution in water, Thermo Scientific™ at Fishersci.com Perrhenic(VII)acid, 99.99%, (trace metal basis), 76.5% … WebFeb 1, 2009 · It was demonstrated that perrhenic acid can be obtained by extraction of ReO4− with 50% tributyl phosphate (TBP) solution in toluene from aqueous solution of ammonium perrhenate acidified...

WebMar 20, 2024 · The processes of electrodialysis synthesis of perrhenic acid from a potassium perrhenate solution correspond to those described in [17, 18]. The scheme of a …

WebMetaperrhenic acid ammonium salt, Rhenium standard solution. Linear Formula: NH 4 ReO 4. CAS Number: 13598-65-7. Molecular Weight: 268.24. EC Number: 237-075-6. MDL number: MFCD00012377. PubChem Substance ID: 24859053. ... Perrhenic acid solution. 75-80 wt. % in H 2 O. View Price and Availability. please migrate all projects to hashed storageWebPerrhenic acid solution (1) Perrhenic acid solution Linear Formula: HReO4 CAS Number: 13768-11-1 Molecular Weight: 251.21 Product Comparison Guide Use the product … please me to the gateWebHui Ren is an academic researcher from Beijing Institute of Technology. The author has contributed to research in topic(s): Intercalation (chemistry) & Alkali metal. The author has an hindex of 1, co-authored 1 publication(s) receiving 4 citation(s). please migrate to phylink