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  • Company Name : Friendo Ind.(chemical) Ltd.
  • Tel : 86-20-82562835
  • Fax : 86-20-82552160
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SODIUM SILICOFLUORIDE 99% MIN

SODIUM SILICOFLUORIDE 99% MIN
Product Detailed
Related Categories:Silicate
1.Sodium Silicofluoride 2.Cas no.: 16893-85-9 3.Sodium Silicofluoride : 99% min

 SODIUM SILICOFLUORIDE

 Product Details:

1.Purity 99% min ,free-flowing dry powder without agglomeration

2.Commodity:Sodium Silicofluoride (SSF)

3.Molecular formula :Na2SiF6

4.Molecular weight :188.06

5.Identification Number: UN 2674

6.CAS Number:16893-85-9

7.H.S code :2826901000

8.Class6.1

9.Max Loading net weight in 1 x 20FCL: 25MT

Specifications:

Appearance:white powder

Content---------------99.0% min.

Free Acid(HCL)--------0.10% max

Water insoluble Matter--0.4% max

Moisture--------------0.5% max.

Fineness(250 um sieve)90.0% min.

Iron, Fe--------------0.02% max

Chloride, Cl----------0.15mg/ml max.

Sulphate, as SO4------0.25% max.

Loss on drying(105 deg C)0.30% max  

Heavy Metals, as Pb--- 0.05% max  .

  

Usage:

To be designed for pesticides, milk whitening agent forenamel, corrosive agent for milk white glass, the anti-corrosive agent fortimber and other fluoride raw materials. It's also used in smelting ofberyllium and aluminum, as well as medicine, rubber, and leather industries,etc.

Analysis Specications based on HG/T3252-1989(1999)
SodiumSilicofluoride (Na2SiF6 ) 99% min
Lossof weight on drying at 105°C 0.30%max
Freeacid(as HCl)  0.10% max
Chloride(asCl-)  0.10% max
Sulphate(SO42-) 0.30%max
Iron(Fe) 0.02% max
Water-insolublematter  0.5% max
Heavymetal(as Pb)  0.02% max

  

 Properties:

It is colorless hexagonal, odorless and tasteless crystal with relative density 2.679. It is hygroscopic. It is soluble in ether, insoluble in alcohol. The solubility in acid is greater than in water. It decomposes in alkaline solution and produces sodium fluoride and silicon dioxide. It is decomposed to sodium fluoride and silicon tetrafluoride by heating to 300. It is noxious!

Please contact our export department:

MOBILE: 86-136 0287 1707SKYPE: friendo.tony========================FRIENDO INDUSTRIAL LIMITEDTEL: 86-20-8256 2835FAX: 86-20-8255 2160Website: www.friendochem.com 

SODIUM SILICOFLUORIDE 99% MIN

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