Sodium fluoride CAS No.: 7681-49-4
Dyeing and Pigments 2025-03-02
Chemical Name: Sodium fluoride
CAS No.: 7681-49-4
Molecular Formula: NaF
Molecular Weight: 41.99 g/mol
Assay: ≥98.0%
Appearance: White crystals
Specifications
| Parameter | Specification |
|---|---|
| Assay (NaF) | ≥98.0% |
| Silicon dioxide (SiO₂) | ≤0.5% |
| Acidity (as HF) | ≤0.1% |
| Sulfate (SO₄²⁻) | ≤0.3% |
| Sodium carbonate (Na₂CO₃) | ≤0.5% |
| Water-insoluble matter | ≤0.7% |
| Moisture | ≤0.5% |
Applications
- Metal Processing:
- Steel & metal cleaning fluid
- Flux for welding & smelting
- Phosphating agent for black metal surface treatment (improves corrosion resistance)
- Ceramics & Glass:
- Flux for ceramics, glass, and enamel production
- UV protection in glass manufacturing
- Construction:
- Concrete additive (enhances durability & corrosion resistance)
- Sealing materials & brake pad additive (improves wear resistance)
- Leather Industry:
- Leather & skin treatment agent
Packaging & Shipping
- 25 kg/drum (standard)
- Custom packaging available per buyer’s requirements
Storage & Handling
- Store in a cool, dry, ventilated warehouse
- Keep containers tightly sealed to prevent moisture absorption
- Separate from:
- Strong acids
- Heat sources & open flames
- Follow standard chemical safety protocols for transport
Disclaimer:
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