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Sodium Silicofluoride CAS Number 16893-85-9

  • Model NO.: 99%
  • Grade Standard: Industrial Grade
  • Product Name: Sodium Silicofluoride
  • CAS: 16893-85-9
  • Trademark: SUNWISECHEM
  • Origin: China
  • CAS No.: 7681-49-4
  • Formula: Fna
  • EINECS: 231-667-8
  • Certification: CIQ, ISO
  • Purity: 90%~99%
  • Type: Strontium Fluoride

Sodium Silicofluoride CAS Number 16893-85-9
Product Name: Sodium Silicofluoride

Synonyms Sodium fluorosilicate; sodium hexafluorosilicate; Sodium fluorosilicate
Molecular Formula Na2SiF6
Molecular Weight 188.06
CAS Number 16893-85-9

Appearance White free flowing powder
Stability stable under ordinary conditions


Item Specification
Content [K2SiF6], % ≥99.00
Fluoride [F], % ≥59.7
Chloride [Cl], % ≤0.010
Sulfate [SO4], % ≤0.010
Iron [Fe], % ≤0.005
Heavy Metals [Pb], % ≤0.005
Water insoluble matter, % ≤0.500
Loss on drying [105ºC], % ≤0.300
Appearance Free Flow
Density 2.679
Particle size
+60 mesh (420um), % ≤1.00
60-100mesh, % ≥50.00
100-200mesh, %
200-325mesh, % Report
-325mesh (42um), % ≤10.00

1, Used as enamel cream, agricultural insecticides, wood preservatives and so on.
2, Raw material of the production of other basic fluoride.
3, Aluminum smelting solvent.
4, Used in water treatment and recycling of recycling sewage.

Packing and Storage
Packing 25kgs/bag, 500kgs/bag, 1000kgs/bag, 1250kg/bag, lined with PE woven bag
Storage Keep tightly closed. Store in a cool and dry place.

Safety Information
UN2674 Class6.1 PGIII
Detailed safety information is contained in each Material Safety Data Sheet, which can be obtained from our company.

Sodium Silicofluoride CAS Number 16893-85-9Sodium Silicofluoride CAS Number 16893-85-9Sodium Silicofluoride CAS Number 16893-85-9Sodium Silicofluoride CAS Number 16893-85-9
Frequently Asked Questions

Q1: May I get one sample before placing order?
Re: Yes, Sample are available. For normal products, samples are for free and you just need to bear the freight;

For those high value products, you just need to freight and certain product cost. When we both cooperate for

some times or when you are our VIP customer, free sample will be offered when you need.

Q2: Which payment is available for your company?
Re: T/T, L/C. You can choose the one which is convenient for you.

Q3: How and when can I get my goods after payment?
Re: For small quantity products, they will be delivered to you by international courier(DHL, FedEx, TNT etc.)

or by air. Usually it will cost 3-5days that you can get the goods after delivery.For large quantity products,

shipping by see is worthwhile.It will cost days to weeks to come to your destination port, which depends on

where the port is.

Q4: Is there any possible to use my appointed label or package?
Re: Yes. If needed, we'd like to use label or package according to your requirement.

Q5: How can you guarantee the goods you offer is qualified?
Re: We always believe honesty and responsibility are basis of one company, so whatever products we provide

for you all are qualified. We will have goods tested and provide COA before delivery for sure.


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