HUNAN WINCO LIGHT INDUSTRIAL PRODUCTS IMP. & EXP. CO., LTD. > Sodium Silicofluoride / Sodium Fluoride

  • home > HUNAN WINCO LIGHT INDUSTRIAL PRODUCTS IMP. & EXP. CO., LTD.  > Inorganic Chemical Materials  > Alkali  > Sodium Silicofluoride / Sodium Fluoride

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    Product Information

  • Product Name:  Sodium Silicofluoride / Sodium Fluoride
  • Model:  -
  • Brand:  -
  • Origin:  Made In China
  • Min. Order:  -
  • Price:  -
  • Keywords:   sodium , silicofluoride , fluoride ,
  • Product Catalog:   Inorganic Chemical Materials / Alkali

    • Description

  • Sodium Fluorosilicate Formula : Na2SiF6 Molecular Weight : 188.06 Execute standard : HG/T3252-2000 UN-NO : 2674 Class : 6.1 H.S. CODE : 2826.2000 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'C. It is noxious ! Usages : It is used as antiseptic in timber industry, hygroscopic agent of acid-resisting concrete, solidifying agent in natural latex products, additive in plating with zinc, nickel, iron and filler in plastic and fluorinating agent in pharmaceuticals and drinking water. It is used to produce insecticide in pesticide industry and sodium fluoride in man-made cryolite. Specification Item Excellent grade Grade I Grade II Sodium fluorosilicate(based on dry) 99.0%Min 98.5%Min 97.0%Min Iron(Fe) 0.02%Max -- -- Free acid(based on HCI) 0.1%Max 0.15%Max 0.20%Max Heave metal(based on Pb) 0.02%Max 0.05%Max 0.05%Max Water-insoluble matter 0.40%Max 0.50%Max 1.00%Max Loss on Drying at 105'C 0.3%Max 0.4%Max 0.6%Max Fineness(through 250um test bolter) 90%Min 90%Min 90%Min Packing : In 25kg and 50 kg plastic woven bag lined with high pressure polyethylene plastic bag. Quality Standard : GB12268-90 Annual Output : 50,000Mts / Per Year


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  • Company:   HUNAN WINCO LIGHT INDUSTRIAL PRODUCTS IMP. & EXP. CO., LTD.
  • Address:   Rm. 406, Bldg. 19, District No. 1, No. 1 Shaoshan Road, Changsha, Hunan, 410011. China (Postal Addre
  • Telephone:   86-731-6641282 6543854
  • Website:   http://www.hunanchem.com


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