Description

Ammonium Hexafluorogermanate is an inorganic salt of germanium, widely recognized for its role as a key precursor in advanced material synthesis. Its primary value lies in providing a controlled source of germanium and fluoride ions for high-purity applications. This compound is essential for manufacturers and research institutions in the semiconductor, optical fiber, and specialty chemical industries seeking reliable, high-grade raw materials.

Application

• Semiconductor Manufacturing: As a crucial precursor for chemical vapor deposition (CVD) and atomic layer deposition (ALD) processes to deposit germanium-containing thin films.
• Optical Fiber Production: Used in the doping process to modify the refractive index profile of glass fibers for telecommunications.
• Specialty Glass & Ceramics: Acts as a fluxing agent and additive to impart specific optical or thermal properties to advanced glass and ceramic formulations.
• Catalysis Research: Serves as a catalyst or catalyst precursor in select fluorination and organic synthesis reactions.
• Analytical Chemistry: Employed as a standard or reagent in spectroscopic analysis and trace element determination.
• Electroplating: Used in specialized electroplating baths for depositing germanium alloys on various substrates.

Basic Information

Product Name	Ammonium Hexafluorogermanate
CAS No.	16962-47-3
Molecular Formula	(NH4)2GeF6
Molecular Weight	222.66 g/mol
Synonyms	Diammonium hexafluorogermanate; Ammonium germanium fluoride; Germanium ammonium fluoride; Hexafluorogermanic acid diammonium salt; (NH4)2[GeF6]; Ammonium fluogermanate; Ammonium hexafluorogermanate(IV)
EINECS	241-034-5

Quality Control

Our Ammonium Hexafluorogermanate is produced under stringent quality management systems. Each batch undergoes comprehensive analytical testing to ensure it meets exacting purity and consistency standards required for high-tech applications. A Certificate of Analysis (COA) detailing assay, impurity profiles, and physical specifications is provided with every shipment and is available upon request.

Storage

Preserve in a tightly closed container, protected from light. Store in a cool, dry, well-ventilated area at room temperature (15-25°C). Due to its hygroscopic (moisture-sensitive) nature, the container must be kept tightly sealed in a low-humidity environment. Incompatible with strong acids and strong bases.

Specification

Item	Specification
Appearance	White crystalline powder
Identification (IR)	Conforms
Assay (as (NH4)2GeF6)	≥ 99.0%
Chloride (Cl)	≤ 0.005%
Sulfate (SO4)	≤ 0.01%
Heavy Metals (as Pb)	≤ 0.001%
Iron (Fe)	≤ 0.001%
Loss on Drying	≤ 0.5%

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