Sodium fluoride CAS No.: 7681-49-4

Chemical Name: Sodium fluoride
CAS No.: 7681-49-4
Molecular Formula: NaF
Molecular Weight: 41.99 g/mol
Assay: ≥98.0%
Appearance: White crystals

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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%

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Applications

Metal Processing:Steel & metal cleaning fluidFlux for welding & smeltingPhosphating agent for black metal surface treatment (improves corrosion resistance)Ceramics & Glass:Flux for ceramics, glass, and enamel productionUV protection in glass manufacturingConstruction:Concrete additive (enhances durability & corrosion resistance)Sealing materials & brake pad additive (improves wear resistance)Leather Industry:Leather & skin treatment agent

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Packaging & Shipping

25 kg/drum (standard)Custom packaging available per buyer’s requirements

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Storage & Handling

Store in a cool, dry, ventilated warehouseKeep containers tightly sealed to prevent moisture absorptionSeparate from:Strong acidsHeat sources & open flamesFollow standard chemical safety protocols for transport

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