Sodium Oxalate (CAS 62-76-0): Comprehensive User Guide
Table of Contents
1. Product Overview & Technical Specifications
Sodium Oxalate (CAS 62-76-0), a sodium salt of oxalic acid, is a white crystalline powder with molecular formula Na₂C₂O₄. Key parameters:
| Parameter | Specification |
|---|---|
| CAS Number | 62-76-0 |
| Purity | ≥99.3% |
| Solubility | 3.7 g/100mL (20°C) |
| pH | 7.5-8.5 (1% solution) |
2. Industrial & Laboratory Applications
Core Uses:
- Metallurgy: Precipitation reagent for rare earth metals
- Analytical Chemistry: Primary standard for redox titrations
- Pharmaceuticals: Intermediate in anticoagulant production
- Textile Processing: Mordant in dyeing operations
Operational Guidelines:
| Application | Concentration | Temperature Range |
|---|---|---|
| Metal Precipitation | 5-15% w/v | 40-60°C |
| Titration Standard | 0.1N Solution | 25±2°C |
3. Implementation Case Studies
Case 1: Wastewater Treatment Optimization
Challenge: Heavy metal removal from industrial effluent
Solution: 12% sodium oxalate solution at 55°C
Result: 98.7% Pb²⁺ removal efficiency
Case 2: Pharmaceutical Quality Control
Challenge: Standardization of KMnO₄ solutions
Solution: 0.05M sodium oxalate reference
Result: ±0.2% titration accuracy achieved
4. Competitive Parameter Comparison
| Parameter | Sodium Oxalate | Sodium Citrate | Potassium Oxalate |
|---|---|---|---|
| Metal Chelation Strength | High | Medium | High |
| pH Stability | 7.5-8.5 | 3.0-6.5 | 4.5-5.5 |
5. Verified Client Implementations
ABC Chemicals Co., Ltd. (Guangzhou)
Application: Rare earth element extraction
Consumption: 15MT/month
Outcome: 22% production cost reduction
PharmaHealth Solutions (Mumbai)
Application: Heparin sodium purification
Consumption: 850kg/quarter
Outcome: 99.95% API purity compliance
6. Request Technical Consultation
Contact our chemists for application-specific guidance:
✉️ info@vivalr.com
(86) 15866781826
Why Choose Our Sodium Oxalate?
- ISO 9001:2015 certified production
- Batch-to-batch consistency guaranteed
- Custom particle size distributions available
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