Sodium Fluorosilicate/CAS 16893-85-9

Sodium Fluorosilicate CAS NO 16893-85-9 Good quality & Competitive price Sodium Fluorosilicate supplier

Formula: NaFMolecular: 41.99Execute standard: National standard/GBExecutive:White crystal;relative density: 2.258, melting point: 993°C,boiling point: 1695°C. Slightly soluble in water and alcohol,dilute acid;soluble in hydrofluoric acid, forming sodium bifluoride;toxic.Uses:it is used in the manufacture of effervescing steel, and the smelting and refining of light metals. It is also used in fluorination of drinking water, as a wood preservative, an adhesive preservative. An insecticide, a protective coating for metals, a pickle for steels and other metals, a flux for soldering and welding, as well as a flux and pacifier for ceramic, glass and porcelain enamel.

Quality Index:

Index Name	Toothpaste grade	Crystalline	Powder	Second
NaF %	≥98.5	≥98	≥98	≥95-97
Water insoluble %	≤0.1	≤0.5	≤0.5	≤0.7
Sulfate (in SO42 dollars)	≤0.2	≤0.3	≤0.3	≤0.3
Silica %	≤0.4	≤0.5	≤0.5	≤0.5
Sodium carbonate %	≤0.1	≤0.2	≤0.2	≤0.5
Acidity (in HF dollars)%	≤0.1	≤0.2	≤0.2	≤0.2
Moisture %	≤0.2	≤0.5

Packing: Packed in polywover bag, 25/50/1000kgs per bag, or according to the buyer’s requirement. Suitable for long distance transportation.

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Sodium Fluorosilicate/CAS 16893-85-9