Product Details
Product Name | Rubidium Chloride |
Alias | |
English | |
Molecular formula | RbCl |
Molecular weight | 120.92 |
CAS No | 7791-11-9 |
EINECS | 232-240-9 |
Specification | 99% 99.5% 99.9% |
Appearance traits | White crystal, soluble in water, slightly soluble in alcohol. Melting point: 718℃. Boiling point: 1390℃. Solubility in water: 20℃, 47.7%, 100℃, 58.1%. Density: 2.8 g/mL (25 degrees C) (lit.). Refractive index: 1.493. |
Use | analysis of Sodium, iridium, titanium, zirconium and chlorate; Calcium reduction. Preparation of rubidium metal and other raw materials and rubidium isotope separation. Mainly used for electrolytic preparation of rubidium metal, but also for aluminum brazing flux. Usually, RbCl can be used as water electrolyte. Nano wire (en:Nanowires), an electrochemical probe, put the dilute RbCl on mica, with good directivity. |
Package | 1 kg / plastic bottle, 25KG/ cardboard drum |
Other product information |
Preparation |
Rubidium chloride is prepared by adding hydrochloric acid to a solution of rubidium carbonate or hydroxide. The solution is evaporated to obtain welldefined colorless cubic crystals of rubidium chlorideRbOH + HCl → RbCl + H2ORb2CO3 + 2HCl → 2RbCl + H2O + CO2 |
Purification Methods |
Crystallise it from water (0.7mL/g) by cooling to 0o from 100o. Its solubility in H2O is 77.3% at 0.6o, 90.3% at 70o and 147% at boiling point. [D.nges in Handbook of Preparative Inorganic Chemistry (Ed. Brauer) Academic Press Vol I p 951-955 1963.] |
Application |
Rubidium chloride (RbCl) , an alkali halide may be used to dope L-alanine hydrogen chloride monohydrate single crystals to alter its dielectric properties. Rubidium chloride has been used as a marker in studies on several herbivorous insects.Rubidium chloride is used as a catalyst and additive in gasoline. In materials science, RbCl has been used to prepare molecular nanowires as potential precursors of nanoscale devices. In chromatography, RbCl and other univalent salts have been studied for their influence on the capillary electrophoretic separation of amino acids labeled with 3-(4-carboxybenzoyl)-quinoline-2-carboxaldehyde. RbCl is utilized in the transfection of bacteria. RbCl has been used to investigate the gating and permeability of ion channels produced by botulinum neurotoxin types A and E in membranes from cultured PC12 cells. |
Definition |
ChEBI: Rubidium chloride is an inorganic chloride composed of rubidium and chloride ions in a 1:1 ratio. It has a role as an antidepressant and a biomarker. It is a rubidium molecular entity and an inorganic chloride. |
InChI:InChI=1/ClH.Rb/h1H;/q;+1/p-1
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