sodium fluorosilicate 99% exporters

• Post Date:

  Mar 19,2015

• Expiry Date:

  Mar 18,2016

• Detailed Description:

  Cas No. :16893-85-9 Quantity: 20000Metric Tons
  Specs:99%min
  Price:320 USD Metric Tons
  Payment Method: TT OR LC
  Sodium silicofluoride（Industry grade）
  
  
  Formula :Na2SiF6
  Molecular weight :188.06
  CAS No. :16893-85-9
  UN No.: 2674
  HS No.: 2826.9010.00
  [Properties]: Sodium fluorosilicate is odorless and tasteless crystalline or powder. Stable at normal temperature and pressure; It is hard to dissolve in water and acid.
  
  [Quality standard]:qualified with the standard [GB23936-2009].
  Item Standard values(%) Test result
  Appearance White powder White powder
  Sodium silicofluoride (Na2SiF6) ≥99 99.0
  Loss of weight on drying at 105℃ ≤0.30 0.30
  Free acid (as HCL) ≤0.10 0.047
  Chlorides(CL) ≤0.15 0.11
  Water-insolubles ≤0.4 0.017
  Sulfate (SO4) ≤0.25 0.23
  Fe ≤0.02 0.02
  H2O ≤0.4 0.18
  Grain size passing through 250µm sieve ≥90 99.4
  
  [Application]Milky agent and fusing agent for glass and enamel; preserving agent for wood; agricultural insecticide ; hygroscopic agent for acid-resisting cement; coagulation accelerator in natural emulsion products. Additive in electroplating zinc , nickel and iron in three floors; stuffing agent in plastics; pharmacy, fluorating treatment for drinking water and for man-made crystals and Sodium Fluoride.
  
  [Packing]: polyethylene weaving inner lined with plastic bag，flexible freight bag，Valve mouth bag. Net weight is 25kg or 1000kg.As per customer’s required.
  
  [Storage and transportation ]: Inorganic toxic substance, and should be stored in dry and adequately ventilated warehouse, and may not be co-stored or co-transported with sulfuric acid and edible food.
  
  
  

• CAS Registry Number:

  16893-85-9

• 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;

• Molecular Formula:

  Na₂SiF₆

• Molecular Weight:

  188.054

• Molecular Structure:

  

• Hazard Symbols:

   T:Toxic;
  

• Risk Codes:

  R23/24/25:;
  

• Safety Description:

  S26:;
  S45:;
  

• Company:

  Hunan Guangcheng Chemical Industry Development Co., Ltd     [ China ]        

• Contact:

  celia huang

• Tel:

  86-0731-85780969

• Fax:

  86-0731-85780559

• Email:

  sales@hngcchem.com