Table of Contents
- 1. Product Overview & Specifications
- 2. Key Applications
- 3. Usage Guidelines
- 4. Industry Case Studies
- 5. Verified Client Implementations
- 6. Request Customized Solutions
Stannous Sulfate (CAS 7488-55-3) Technical Specifications
Basic Parameters
| Parameter | Value |
|---|---|
| CAS Number | 7488-55-3 |
| Molecular Formula | SnSO₄ |
| Molecular Weight | 214.75 g/mol |
| Appearance | White crystalline powder |
| Solubility | Water-soluble (480g/L at 20°C) |
Comparative Analysis
| Property | Stannous Sulfate | Stannic Sulfate |
|---|---|---|
| Tin Valency | +2 | +4 |
| Oxidation Stability | Requires acidic pH | More stable |
| Typical Applications | Electroplating baths | Ceramic pigments |
Industrial Applications
Core Functional Uses
- Electroplating: Primary component in acid tin plating baths for PCB manufacturing
- Chemical Synthesis: Reducing agent in palladium-tin catalyst preparation
- Textile Processing: Weighting agent for silk treatment
- Glass Manufacturing: Redox buffer in float glass production
Operational Best Practices
Electroplating Implementation
| Parameter | Optimal Range |
|---|---|
| Bath Concentration | 40-60 g/L |
| Temperature | 20-30°C |
| Current Density | 1-3 A/dm² |
| pH Level | 1.5-2.5 |
Implementation Scenarios
PCB Surface Finishing
Asian electronics manufacturer achieved 0.8μm uniform tin coating using 55g/L stannous sulfate bath at pH 2.1
Verified Client Solutions
Case 1: Jiangsu CircuitCo
- Challenge: Void formation in HDI microvias
- Solution: Optimized SnSO₄ concentration with pulse plating
- Result: 72% reduction in plating defects
Case 2: Guangdong TinChem
- Challenge: Inconsistent catalyst performance
- Solution: Batch-controlled SnSO₄ reduction process
- Result: 89% catalyst activity consistency
Technical Consultation & Ordering
Contact our metallurgy specialists for application-specific formulations:
- Email: info@vivalr.com
- Tel: (86) 15866781826
Service Advantages:
- ISO-certified production
- Custom particle size distributions
- Technical support team with 15+ years experience
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