Table of Contents
- Product Overview & Key Specifications
- Applications of Phosphotungstic Acid 44-Hydrate
- Usage Guidelines & Safety
- Industry Case Studies
- Contact for Technical Consultation
Product Overview & Key Specifications
Phosphotungstic Acid 44-Hydrate (CAS 12067-99-1)
| Parameter | Specification | Comparison with PTA 20-Hydrate | Comparison with Silicotungstic Acid |
|---|---|---|---|
| Molecular Formula | H3PW12O40·44H2O | Higher hydration stability | Stronger acidity (pH 1-2 vs 2-3) |
| Molecular Weight | 3483.23 g/mol | +15% water content | -8% metal content |
| Appearance | White crystalline powder | Improved solubility | Different crystal structure |
| Solubility | 500 g/L in water (20°C) | 2x faster dissolution rate | Lower ethanol compatibility |
Applications of Phosphotungstic Acid 44-Hydrate
Core Industrial Uses
- Catalysis: Friedel-Crafts alkylation (85-92% yield improvement)
- Nanomaterial Synthesis: Template for WO3 nanostructures
- Biochemical Analysis: Protein precipitation in pH 2-4 range
- Electronics: Proton conductor in fuel cells (0.12 S/cm at 80°C)
Emerging Applications
| Industry | Use Case | Performance Benefit |
|---|---|---|
| Battery Tech | Lithium-sulfur battery additive | +40% cycle life |
| Water Treatment | Heavy metal adsorption | 99.7% Pb2+ removal |
Usage Guidelines & Safety
Optimal Handling Protocol
- Storage: 2-8°C in amber glass containers
- Reconstitution: Use deionized water at 35-40°C
- Incompatibilities: Avoid strong reducing agents
Safety Data
| Hazard Code | GHS Pictogram | Protective Measures |
|---|---|---|
| H318 | Corrosive | Neoprene gloves + face shield |
Industry Case Studies
Case 1: Catalyst in Pharmaceutical Intermediate Production
Client: Top 5 API Manufacturer (India)
Challenge: Improve yield of antihypertensive drug intermediate
Solution: 0.5mol% PTA-44 in solvent-free conditions
Outcome: 89% conversion rate vs 72% with conventional catalyst
Case 2: Nanocoating for Solar Cells
Client: EU Renewable Energy Startup
Application: Electron transport layer in perovskite PV
Result: 21.3% PCE with 200nm PTA-derived WO3 layer
Contact for Technical Consultation
Request custom formulation or bulk pricing:
Email: info@vivalr.com
Tel: (86) 15866781826
Technical Support Includes:
- FTIR/XRD characterization reports
- Batch-specific solubility profiles
- Regulatory compliance documentation
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