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Changsha Yonta Industry Co., Ltd.
 
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Changsha Yonta Industry Co., Ltd.
[China]
Address:
Rm.406, Bldg.19, District No. 1, No. 1 Shaoshan Road, Changsha, Hunan, 410001. China ( Postal Add.) Changsha Hunan 410011 China
Phone:
86-0731-85352228
Contact name:
He Zhu , Executive Director
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Changsha Yonta Industry Co., Ltd.



 
 
Selling Lead

Sell Sodium Silicofluoride 98-99%

[ Updated: 2009/10/25 ]
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Sell Sodium Silicofluoride 98-99%

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Product 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

Model No: 98-99%  
Origin:  CHINA
Quality/Safety Certifications: ISO9002  
Delivery Lead Time: 25 days
Minimum Order: 2FCL  

We also have the ammonium silicofluoride, sodium fluoride
Valid Until 2010/10/25



Related Keywords: Sell Sodium Silicofluoride

[ Contact Info ] Check this company's business credentials, background and level of reliability
Company Changsha Yonta Industry Co., Ltd.
Address Rm.406, Bldg.19, District No. 1, No. 1 Shaoshan Road, Changsha, Hunan, 410001. China ( Postal Add.) Changsha Hunan 410011 China
Phone 86-0731-85352228
Fax 86-0731-85352208
Homepage http://globalchem.en.ec21.com
http://www.chinachemworld.com
Contact He Zhu   Inquire now