2024 Perrhenic acid solution

Perrhenic acid solution

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August undefined, 2024

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. WebPerrhenic acid solution (1) Perrhenic acid solution Linear Formula: HReO4 CAS Number: 13768-11-1 Molecular Weight: 251.21 Product Comparison Guide Use the product …

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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 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 1k天花板

Synthesis of perrhenic acid using ion exchange method

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 … Web· Trade name: Perrhenic acid, aqueous solution (50-54% Re) (99.99%-Re) PURATREM · Item number: 93-7501 · Details of the supplier of the safety data sheet · Manufacturer/Supplier: … 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. 1k尋夢園

Hui Ren Beijing Institute of Technology 1 Publications 4 ...

Perrhenic acid solution

Perrhenic acid, 75-80% aq. soln., Thermo Scientific Chemicals

WebFeb 18, 2024 · Technology used to produce high purity anhydrous rubidium perrhenate on an industrial scale from high purity perrhenic acid and rubidium nitrate by the ion-exchange method is described in this paper. This material is dedicated to catalyst preparation, therefore, strict purity requirements have to be fulfilled. These are satisfied by combining … WebDescription. Perrhenic acid is used in the manufacturing of superconducting synthetic metals and X-ray targets. It is used as a hydrocracking catalyst in petroleum industry and used for the dehydrogenation process and epoxidation of alkenes. This Thermo Scientific brand product was originally part of the Alfa Aesar product portfolio.

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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... WebPerrhenic Acid Solution is one of numerous organo-metallic compounds sold by American Elements under the trade name AE Organo-Metallics™. Additional technical, research and …

WebPerrhenic acid is the chemical compound with the formula Re 2 O 7 (OH 2) 2.It is obtained by evaporating aqueous solutions of Re 2 O 7.Conventionally, perrhenic acid is considered to have the formula HReO 4, and a species of this formula forms when rhenium(VII) oxide sublimes in the presence of water or steam. When a solution of Re 2 O 7 is kept for a … 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% …

WebOct 20, 2000 · The electrodeposition of rhenium species from sulfuric acid solutions of ReO 4 − ions onto polycrystalline Pt and Au surfaces has been studied. The experimental … WebTrade name:Perrhenic acid solution (Contd. of page 1) 53.0.0.2 Harmful if swallowed. Causes severe skin burns and eye damage. · Precautionary statements If on skin (or hair): Take off immediately all contaminated clothing. Rinse skin with water/shower. If in eyes: Rinse cautiously with water for several minutes.

Webnoun per· rhenic acid ¦pər, pə, (ˈ)per+…- - : either of two acids formed by the oxidation of rhenium or rhenium compounds of lower valence states and known only in solution or in the form of salts: a : the monobasic acid HReO4 analogous to permanganic acid that forms colorless stable salts called also metaperrhenic acid b

WebSAFETY DATA SHEET Creation Date 21-May-2012 Revision Date 25-Feb-2024 Revision Number 3 1. Identification Product Name Perrhenic acid, 75-80% aqueous solution Cat No. : 11413 CAS-No 13768-11-1 Synonyms No information available Recommended Use Laboratory chemicals. Uses advised against Food, drug, pesticide or biocidal product use. … 1k工资是多少Webperrhenic acid: [noun] either of two acids formed by the oxidation of rhenium or rhenium compounds of lower valence states and known only in solution or in the form of salts:. the … 1k播放器投屏不了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. 1k指多少WebPerrhenic acid HO4Re CID 83718 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity … 1k播放器下载WebPerrhenic acid ≥78-80% (w/w) in water. Supplier: BeanTown Chemical. Description: Perrhenic acid solution, 78-80 wt. % in water, CAS Number: 13768-11-1, Molecular … 1k播放器传输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 … 1k播放器不支持打开此文件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. 1k播放器安卓版