Comprehensive Guide to Cesium Hydroxide (CAS 35103-79-8)
Table of Contents
- Basic Information & Specifications
- Applications & Industrial Uses
- Safety & Handling Protocols
- Case Studies & Client Examples
- Inquiry & Procurement Guidance
1. Basic Information & Specifications
| Parameter | Value |
|---|---|
| Chemical Formula | CsOH |
| Molecular Weight | 149.916 g/mol |
| CAS Number | 21351-79-1 |
| Appearance | White hygroscopic crystals |
| Density | 3.675 g/cm³ |
| Melting Point | 272.3°C |
| Solubility | 3,000 g/L in water at 30°C |
Comparative Analysis
| Property | CsOH | KOH | NaOH |
|---|---|---|---|
| Basicity (pKb) | -1.76 | 0.5 | 0.2 |
| Corrosivity | Extreme | High | High |
| Electrolyte Conductivity | Superior | Good | Moderate |
2. Applications & Industrial Uses
Primary Applications
- Catalyst in polymerization reactions
- Electrolyte in high-performance batteries
- Heavy oil desulfurization agent
- Precursor for cesium salts production
Specialized Uses
- Alkynylation reactions in organic synthesis
- Fuel cell technology optimization
- Advanced glass etching formulations
3. Safety & Handling Protocols
Health Hazards
- Acute skin exposure: Severe burns with >15% solutions
- Ocular exposure: Permanent corneal damage
- Inhalation LD50 (rat): 800 mg/kg
Emergency Procedures
| Exposure Route | First Aid Measures |
|---|---|
| Skin Contact | Flush with water ≥30 mins, remove contaminated clothing |
| Eye Contact | Irrigate with saline ≥15 mins, immediate ophthalmology consult |
| Inhalation | Move to fresh air, administer oxygen if needed |
Storage Requirements
- Hermetically sealed containers
- RH-controlled environment (<40%)
- Segregation from acids/CO₂ sources
4. Case Studies & Client Examples
Case Study 1: Battery Electrolyte Optimization
Client: European Energy Solutions Ltd.
Application: Enhanced ionic conductivity in solid-state batteries
Result: 22% efficiency improvement vs. KOH-based systems
Case Study 2: Petrochemical Catalyst
Client: Gulf Coast Refining Consortium
Application: Heavy crude desulfurization
Result: 98.7% sulfur removal at 280°C
5. Inquiry & Procurement Guidance
For technical specifications or commercial inquiries:
Email: info@vivalr.com
Tel: (86) 15866781826
Procurement Checklist
- Specify purity requirements (99%-99.999%)
- Confirm packaging specifications
- Review SDS documentation
- Verify transportation compliance



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