Description

Disodium Hexafluorozirconate is an inorganic zirconium salt widely utilized as a critical precursor in advanced materials synthesis. Its primary value lies in its ability to serve as a highly soluble and reactive source of zirconium and fluoride ions for specialized industrial processes. This compound is essential for manufacturers and R&D facilities in the ceramics, metallurgy, and surface treatment sectors seeking precise material properties.

Application

• Ceramics & Refractories: Key raw material for producing high-performance zirconia-based ceramics, enhancing thermal shock resistance and mechanical strength.
• Metal Surface Treatment: Used in conversion coatings and passivation processes to improve corrosion resistance and paint adhesion on aluminum, magnesium, and steel alloys.
• Catalyst Synthesis: Serves as a zirconium source in the preparation of solid acid catalysts and supported catalytic systems for petrochemical and fine chemical reactions.
• Glass & Optical Coatings: Employed in the formulation of specialty glasses and thin-film coatings to modify refractive index and increase durability.
• Nuclear Industry: Potential use in zirconium alloy production and as a component in certain nuclear waste treatment formulations.
• Electronics: Precursor for chemical vapor deposition (CVD) or atomic layer deposition (ALD) of zirconium-containing dielectric films in semiconductor manufacturing.

Basic Information

Product Name	Disodium Hexafluorozirconate
CAS No.	16925-26-1
Molecular Formula	Na2ZrF6
Molecular Weight	251.19 g/mol
Synonyms	Sodium Hexafluorozirconate(IV); Sodium Zirconium Fluoride; Zirconium Sodium Fluoride; Disodium Zirconium Hexafluoride; Hexafluorozirconic Acid Disodium Salt; Na2ZrF6; Zirconium(IV) Sodium Fluoride
EINECS	240-990-6

Quality Control

Our Disodium Hexafluorozirconate is manufactured under a stringent quality management system. Each batch undergoes comprehensive analytical testing to ensure consistent purity, composition, and performance. A detailed Certificate of Analysis (COA) is provided with every shipment, documenting key parameters such as assay, impurity profiles, and physical characteristics to meet your specific application requirements.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area away from incompatible materials such as strong acids and organic solvents. Due to its fluoride/strong alkali nature, ensure the container is kept tightly sealed to minimize exposure to atmospheric moisture and carbon dioxide. Recommended storage temperature: 15-25°C.

Specification

Item	Specification
Appearance	White crystalline powder
Identification (IR)	Conforms
Assay (Na2ZrF6)	≥ 98.0 %
Zirconium (Zr) Content	≥ 36.0 %
Fluoride (F) Content	≥ 45.0 %
Chloride (Cl)	≤ 0.05 %
Sulfate (SO4)	≤ 0.05 %
Heavy Metals (as Pb)	≤ 0.005 %
Iron (Fe)	≤ 0.01 %
Loss on Drying	≤ 0.5 %

Note: Specifications can be tailored. Please contact us for the detailed technical data sheet of a specific grade.