Comprehensive Guide to Sulphanilic Acid (CAS 121-57-3)
Table of Contents
1. Product Overview & Specifications
| Parameter | Specification | Grade Comparison |
|---|---|---|
| CAS Number | 121-57-3 | Technical vs Analytical |
| Molecular Formula | C6H7NO3S | Purity: 98% vs 99.5% |
| Appearance | White crystalline powder | Granulation Differences |
| Melting Point | 288°C (decomposes) | Thermal Stability Range |
| Solubility | Sparingly in cold water, soluble in hot | pH Compatibility |
2. Key Applications & Industrial Uses
Core Functional Properties:
- Primary intermediate in azo dye synthesis
- Essential component in sulfa drug production
- Analytical reagent for nitrate detection
- Corrosion inhibitor in industrial processes
- Cross-linking agent in polymer chemistry
3. Operational Guidelines & Best Practices
Handling Protocol:
- Storage: Maintain at 15-25°C in sealed containers
- Personal Protection: ANSI-approved goggles & respirators
- Dissolution: Use deionized water at 60-80°C
- Reaction Conditions: pH 6.5-7.5 optimal for diazotization
- Waste Management: Neutralize before disposal
4. Industry-Specific Use Cases
Textile Manufacturing:
- pH-sensitive dye formulations
- Wash-fast color enhancement
- Eco-friendly dye stabilization
5. Verified Customer Implementations
Case Study 1: European Pharma Co.
| Parameter | Detail |
|---|---|
| Application | Sulfonamide antibiotic synthesis |
| Consumption | 2.5MT/month continuous supply |
| Result | 15% yield improvement |
Case Study 2: Asian Chemical Plant
| Parameter | Detail |
|---|---|
| Application | Wastewater treatment formulation |
| Consumption | Batch processing: 800kg/week |
| Result | 30% cost reduction in treatment |
6. Procurement & Technical Inquiry
For bulk pricing, SDS documentation, or formulation support:
| Contact Method | Detail |
|---|---|
| info@vivalr.com | |
| Phone | (86) 15866781826 |
| Lead Time | 5-7 days for standard orders |
Our advantages:
- ISO-certified production facilities
- Custom particle size optimization
- Technical consultation services
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