Industrial Grade Sodium Tetraborate Decahydrate 99% Purity
Industrial Grade Borax (Sodium Tetraborate Decahydrate) Product Details
Product Introduction
Industrial-grade borax (Na₂B₄O₇*10H₂O) is a white crystalline powder with ≥99% purity and ≥11.3% boron content. Refined from high-quality boron ore, it offers excellent solubility and stability for glass manufacturing, ceramic glazes, metal welding, and corrosion protection.
Specifications
| Parameter | Value |
| Chemical Name | Sodium Tetraborate Decahydrate |
| CAS No. | 1303-96-4 |
| Molecular Formula | Na₂B₄O₇*10H₂O |
| Molecular Weight | 381.37 |
| Purity | ≥99% |
| Boron Content (B₂O₃) | ≥36.5% |
| Water Insolubles | ≤0.05% |
| pH (1% Solution) | 9.0-9.5 |
| Solubility (20 °C Water) | 60g/L |
Product Grades
- Industrial Grade: Complies with HG/T 2957-2010
- Low Heavy Metal: Pb ≤10ppm, As ≤5ppm
- Custom Particle Size: 20-100 mesh available
Packaging
- 25kg/bag: Moisture-proof woven bag (PE liner)
- 50kg/drum: Sealed plastic drum (anti-caking)
Key Advantages
✔ High-Purity Boron: Consistent B₂O₃ content, minimal impurities
✔ Versatile: Stable in high-temperature/chemical processes
✔ Eco-Friendly: RoHS compliant, no hazardous byproducts
✔ Global Certifications: REACH registered, MSDS/COA provided
Applications
- Glass Industry
- Enhances thermal resistance and clarity
- Used in optical glass and heat-resistant ware
- Ceramic Glazes
- Lowers melting point, improves gloss
- Prevents glaze cracking
- Metalworking
- Welding flux (removes oxides)
- Anti-corrosion surface treatment
- Other Uses
- Wood/textile preservative
- Flame retardant additive
- Laboratory reagent
Safety & Storage
⚠ Precautions:
- Avoid dust inhalation; wear masks and gloves
- Keep away from acids to prevent reactions
Why Choose Us?
✔ High-purity products, in compliance with international standards
✔ 30+ Years Chemical Manufacturing Experience
✔ Strict QC with Batch Traceability
✔ Global logistics, supporting sea and air transportation
✔ Technical support, providing customized solutions
✔ Factory direct supply, with strong price competitiveness
