Sodium Fluorosilicate (Na2SiF6)

DERIVADOS DEL FLUOR is a global leader in the supply of hydrofluoric acid and a wide range of inorganic fluorides, including sodium fluorosilicate.

Our sodium fluorosilicate supply principles focus on safety, service, and quality, and adaptation to our customers’ needs:

• We deliver sodium fluorosilicate in approved packaging (bags, big bags, tanker and inter-modal trucks) and other specialized containers adapted to suit our customers’ needs.

• Close cooperation with our clients enables us to deliver a top quality product that complies with the highest standards.

• Our robust inventory together with our logistics service enables us to provide international just-in-time delivery to our customers’ facilities.

Chemical Formula Na2SiF6
Description White powder
Appearance White Powder or Crystals
Identification CAS No: 16893-85-9
UN No.: 2674
Concentration > 98% Na2SiF6
Packaging 25 kg sack, 1 t big-bag, tanker truck and intermodal container.
Transport ADR: 6.1T5-III; RID: 6.1T5-III; IMDG: 6.1; OACI: 6.1
Sodium Fluorosilicate Na2SiF6


Sodium fluorosilicate is commonly used as an opacifier for use in vitreous enamels and opalescent glass, as a coagulating agent for Latex, in tanning pre-treatments, in zirconium pigments, in the manufacture of frits, enamels and ceramic colours, in wood preservatives and fungicide, as a flux in the melting of light metals, as an acidifying agent in the textile industry, in the pharmaceutical industry, water fluoridation and surface treatments, and as a concrete additive.

For more information, use the following link to submit your request and a member of the DDF team will contact you as soon as possible.