Sodium Silicofluoride - China

Sodium Silicofluoride 99%Min (Changsha Yonta)

- Product Identification

CAS No.

: 16893-85-9

H.S. Code : 2826.901000

Formula : Na2SiF6

Molecular Weight : 188.06

Toxicity : highly toxic to all plant and animal life

Synonyms : Sodium Silicofluoride; Sodium Hexafluorosilicate; Sodium Fluosilicate; Earwig Bait; Disodium Hexafluorosilicate

Raw Materials : fluorosilicic acid with sodium carbonate

- Physical And Chemical Properties

Physical State : (Apperance) 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!

Specific Gravity : 2.679

Solubility in Water : 0.76 g/100 ml at 25 C , 2.45 g/100 ml at 100 C

- Applications

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

Quality Standard : HG/T3252-2000

Appearance : It is colorless hexagonal, odorless and tasteless crystal

Testing Items : Quality Standard Reference Testing Results

Purity (NA2SIF6) DRY BASIS : 99.0%Min / 99.53%Min

Loss on Drying At 105Oc : 0.3%Max / 0.14%

Free Acid(Based on HCI) : 0.1%Max / 0.032%

Water-Insoluble Matter : 0.40%Max / 0.32%

Heave Metal(Based on Pb) : 0.02%Max / 0.015%

Iron(Fe) : 0.02%Max / 0.014%

Fineness(Through 250um test bolter) : 90.0%Min / 95%

- Transportation

Storage : Store at a ventilating, and dry place, keep away from food.

Packing : In 25kg and 50kg plastic woven bag lined with high pressure polyethylene plastic bag

Hazard Class : 6.1

UN No.

: 2674

- Other Trade Information

Min.

Order Quantity : 10 MTS

Supply Capacity : 50, 000mts /Year

Loading Capacity : 27mts/1080bags(1x20'FCL)

Port of Loading : Huangpu Port, China

Fresh Stocks : Yes

Ref.

Price : USD405- ~ USD425-/MT FOB Huangpu, China

Shipment Time : Within 2-3 weeks upon receipt of advance payment or L/C .

Payment Time : T/T In Advance, Sight L/C, L/C 60 days after B/L date.

Origin : Yunan Kunming

Sample Availability : Yes

Main Export Markets : India, Indonesia, Pakistan, Egypt, Turkey

Company Contact:

• Posted By: Changsha Yonta Industry Co., Ltd.

• Phone: 8673185352228

• Address: Rm.1717, North Bldg. No. 368, East 2nd Ring Road (, Changsha, Hunan, China

• Email:

• Website: http://www.hunanchem.com

• Business Description: Changsha Yonta Industry Co., Ltd., as a Leading and Professional Wholesaler / Exporter for Chemical Raw Materials in Hunan Province of China, is specialized in Chlorate, Perchlorate, Nitrate and Permanganate Salts for more than 16 years.
  
  include but not limited to those series of products :
  
  1).
  
  Potassium Chlorate, Sodium Chlorate, Barium Chlorate
  
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  Potassium Nitrate, Barium Nitrate, Lead Nitrate
  
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