Rubidium chloride
Rubidium chloride (RbCl), CAS 7791-11-9, is an inorganic salt with a molecular weight of 120.92 g/mol. This white crystalline solid is soluble in water and finds utility in various chemical synthesis applications. It is a valuable reagent for researchers and industrial chemists requiring a reliable source of rubidium ions.

Chemical Synthesis
Rubidium chloride serves as a versatile reagent in organic and inorganic synthesis. It can be used as a source of rubidium ions for various chemical reactions and in the preparation of other rubidium-containing compounds.
Research Reagent
Utilised in academic and industrial research laboratories for studies involving rubidium chemistry, including investigations into its physical and chemical properties and potential applications in catalysis or materials science.
Inorganic Salt Applications
As a member of the inorganic salts category, Rubidium chloride may be employed in specific formulations or processes where its ionic properties or high solubility in water are advantageous.
| Molecular weight | 120.92 |
|---|---|
| Linear formula | RbCl |
| Assay | ≥99.0% (AT) |
| Density | 2.8 g/mL at 25 °C(lit.) |
| Solubility | H2O: soluble1 M at 20 °C, clear, colorless |
| pH | 5.0-8.0 (25 °C, 1 M in H2O) |
| Loss on drying | ≤0.2% loss on drying, 110 °C |
| Melting point | 715 °C(lit.) |
| Impurities tested | DNases, none detectedRNases, none detectedinsoluble matter, passes filter testphosphatases, none detectedproteases, none detected |
| Protective equipment | Eyeshields, Gloves, type N95 (US), type P1 (EN143) respirator filter |
|---|---|
| Water hazard class (WGK, DE) | 2 |
| Cation traces | Ca: ≤50 mg/kgCd: ≤50 mg/kgCo: ≤50 mg/kgCu: ≤50 mg/kgFe: ≤50 mg/kgK: ≤5000 mg/kgNa: ≤500 mg/kgNi: ≤50 mg/kgPb: ≤50 mg/kgZn: ≤50 mg/kg |
| Anion traces | sulfate (SO42-): ≤200 mg/kg |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
| Uv Absorption | λ: 260 nm Amax: 0.03λ: 280 nm Amax: 0.03 |
|---|
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is Rubidium chloride used for?
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Rubidium chloride is primarily used in chemical synthesis and as a general research reagent in laboratories for studies involving rubidium chemistry.
What is the CAS number and formula for Rubidium chloride?
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The CAS number for Rubidium chloride is 7791-11-9, and its linear formula is RbCl.
What grade and purity does Tech Serve Solutions supply?
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Tech Serve Solutions supplies Rubidium chloride with an assay of ≥99.0% (AT). This product is not represented as USP, BP, EP, or any other pharmacopoeia grade.
How should Rubidium chloride be handled safely?
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Handle Rubidium chloride with appropriate personal protective equipment, including eyeshields and gloves. A respirator filter such as type N95 (US) or type P1 (EN143) may be necessary. Consult the Safety Data Sheet for comprehensive handling instructions.
Is Rubidium chloride a controlled substance?
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The provided data does not indicate that Rubidium chloride (CAS 7791-11-9) is a controlled substance.
How is Rubidium chloride packed and shipped?
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Rubidium chloride is carefully packed for shipment to ensure product integrity during transit. As a global supplier and exporter, TSS adheres to all relevant shipping regulations for chemical products.
How can I request a quote or sample of Rubidium chloride?
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To request a quote or a sample of Rubidium chloride, please contact our sales team through the website or by phone. Provide the product name and CAS number (7791-11-9) in your inquiry.
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