Ammonium Metatungstate Hydrate (CAS 12333-11-8): Comprehensive User Guide
Table of Contents
1. Product Overview & Specifications
| Parameter | Ammonium Metatungstate Hydrate | Alternative Tungstate Compounds |
|---|---|---|
| CAS Number | 12333-11-8 | N/A |
| Chemical Formula | (NH4)6H2W12O40·xH2O | Varies by compound |
| Solubility (Water) | High (≥500 g/L at 20°C) | 200-400 g/L typical |
| Tungsten Content | ≥50% WO3 | 40-48% WO3 |
2. Key Applications & Industrial Uses
Core Functional Areas:
- Catalyst Manufacturing: Precursor for hydrodesulfurization (HDS) catalysts
- Ceramic Industry: Flux agent for high-density ceramics
- Electroplating: Tungsten alloy coating formulation
- Analytical Chemistry: Standard reagent for tungsten quantification
3. Step-by-Step Usage Guidelines
Catalyst Preparation Protocol:
- Dissolve 100g AMT in 300ml deionized water (40°C)
- Adjust pH to 8.5-9.0 using ammonium hydroxide
- Impregnate carrier material (γ-Al2O3)
- Calcinate at 450°C for 4 hours
4. Real-World Case Studies
| Client | Application | Results |
|---|---|---|
| Shanghai Petrochemical Co. | FCC Catalyst Production | 18% increase in catalyst lifespan |
| Shenzhen Advanced Materials Ltd. | Wear-Resistant Coatings | 32% improvement in surface hardness |
5. Technical Support & Inquiry
For bulk pricing or technical specifications:
Email: info@vivalr.com
Phone: (86) 15866781826
Request Customized Solutions:
- High-purity formulations (≥99.9%)
- Custom particle size distributions
- GMP-compliant manufacturing
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