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Sodium Hexafluorosilicate/ Sodium Fluorosilicate

Sodium Hexafluorosilicate/ Sodium Fluorosilicate Sodium Hexafluorosilicate/ Sodium Fluorosilicate Sodium Hexafluorosilicate/ Sodium Fluorosilicate Sodium Hexafluorosilicate/ Sodium Fluorosilicate
Product Name:Sodium Hexafluorosilicate/ Sodium Fluorosilicate
CAS No:16893-85-9
Prdouct Details:

Product Details:      

Industrial Gradde Sodium Hexafluorosilicate is the main raw materials for fluoride chemicals, used as enamel
flux, glass whitener, Coagulant of acid clay & Acid-resistant concrete, Wood preservatives.

Product Name:         sodium hexafluorosilicate

Synonyms:                 disodium hexafluorosilicate; Sodium Silico Fluoride; Sodium fluorosilicate; Sodium fluosilicate; destruxolapplex;
disodiumhexafluorosilicate; disodiumhexafluorosilicate(2-); disodiumsilicofluoride; ens-zemweevilbait; ent1,501;
fluosilicatedesodium; hexafluoro-silicate(2-disodium; Sodium Fluorsilicate; sodium fluoro(oxo)silanolate,
Sodium Hexafluorosilicate, Sodium Silicofluoride, Sodium Fluorosilicate, Na2SiF6, Sodium Hexafluoridosilicate
(2-), Disodium Hexafluorosilicate, Sodium fluorilicate, Na2SiF6, Sodium Fluosilicate, Sodium Fluosilicate,
Sodium Silico Fluoride, 16893-85-9;Sodium Silicofluoride

CAS RN.:                    16893-85-9

EINECS:                      240-934-8

Molecular Weight:   188.054

Molecular Formula: Na2SiF6

Hazard Symbols:      T

Risk Codes:                R23/24/25;

Safety Description:  S26;S45;

Characteristic:           Sodium Hexafluorosilicate is a kind of crystalline powder, No odor and No smell, absorp moisture, relative
density 2.679, soluble in ethane etc solvents, not soluble in Alcohol.

Packaging Group:    III

Hazard Class:           6.1

HS Code:                    2826901000

UN No.:                      2674

Application:               It is used in some countries as additives for water fluoridation, opal glass raw material, ore refining, or other
fluoride chemical (like sodium fluoride, magnesium silicofluoride, cryolite, aluminum fluoride) production

Package:                    25kg/bag in Composite plastic woven bags or as per request

Storage:                     Sodium Hexafluorosilicate keep container tightly closed in a dry and well-ventilated place.Seperate with Acid,
feed and food additives.

Process Method:     Sodium fluorosilicate is made by neutralizing fluorosilicic acid with sodium chloride or sodium sulfate.

Standard:                   GB 23936-2009

Specifications:

Item (w/%)

Superior Grade

First Grade

Qualified Grade

Product Name

Sodium fluorosilicate

Sodium fluorosilicate

Sodium fluorosilicate

Appearance

White Powder

White Powder

White Powder

Sodium fluorosilicate (Na2SiF6)

≥99.0

≥98.5

≥97.0

Free acid (as HCl)

≤0.10

≤0.15

≤0.20

Loss on drying @ 105

0.30

0.40

0.60

Chlorides(Cl)

≤0.15

≤0.20

≤0.30

Insoluble Matters

≤0.4

≤0.5

-

Sulfates (SO4)

≤0.25

-

-

Iron (Fe)

≤0.02

-

-

Phosphorus pentoxide (P2O5)

Negotiated

 

-

Fineness (pass 250 μm sieve)

≥90

≥90

≥90

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