杭州联洋化工有限公司

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Pduct Details
Product Name Sodium fluorosilicate
Alias
English
Molecular formula

F6Na2Si

Molecular weight 188.06
CAS No 16893-85-9
EINECS
Specification

Appearance

White crystal

Na2SiF

≥99%

Free Acid (HCl),

0.10%

Chloride(Cl-)

≤0.15%

Sulphate(SO42-)

≤0.25%

Iron(Fe),

≤0.02%

Water-insoluble Matter

≤0.5%

Water

≤0.30%

Loss on drying(105deg.C)

≤0.30%

Fineness (250mesh) 

≥90%

Appearance traits

Appearance:white powder

density: 2.68 g/mL at 25 °C(lit.)

Use

Used as glass and enamel whitening agent, flux, agricultural insecticide, and acid cement absorbent, coagulant and certain plastic filler.It is also used for the fluorination of wood corrosion, pharmaceutical and drinking water.

Package

25KG/ fiber drum

Other product information
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