Description
1. Product Overview
Germanium Dioxide Powder (GeO₂-99.99) is a high-purity inorganic germanium compound containing 99.99% GeO₂, engineered for demanding applications requiring controlled composition and low impurity levels. It is primarily used as a strategic feedstock for germanium refining, optical materials, fiber-optic manufacturing, infrared applications, and advanced semiconductor-related processes. Its high purity supports consistent processing performance, reliable downstream material quality, and tighter process control. As germanium is a strategically important technology material, high-grade GeO₂ serves as a critical intermediate for advanced optical, electronic, and specialty-material supply chains.
2. Key Specifications & Technical Characteristics
- Chemical composition: Germanium dioxide (GeO₂)
- Purity: 99.99% minimum
- CAS Number: 1310-53-8
- Form: Fine powder
- Appearance: White to off-white powder
- Molecular weight: Approximately 104.64 g/mol
- Particle size: Customizable according to application and buyer specification
- Impurity control: Low levels of metallic and other trace impurities suitable for high-purity industrial processing
- Packaging options: 25 kg bags, fiber drums, or customized bulk packaging
- Shelf life: Typically 24 months when stored sealed in a dry, clean environment
- Storage: Protect from moisture, contamination, and incompatible materials; maintain in tightly closed original packaging
3. Core Industrial Applications
- Germanium refining: Used as a high-purity intermediate for producing refined germanium and other germanium compounds.
- Fiber-optic manufacturing: Serves as a critical germanium source for silica-based optical fiber production, where controlled composition is essential for refractive-index adjustment.
- Optical materials: Used in specialty optical glass and infrared-transmitting materials requiring high-purity germanium chemistry.
- Semiconductor and electronic materials: Suitable as a feedstock for selected high-purity germanium compounds and advanced electronic-material processes.
- Solar and photovoltaic technologies: Used within specialized germanium-material supply chains, including applications requiring high-purity semiconductor substrates.
- Research and advanced materials: Supports laboratory-scale and industrial development of germanium-based ceramics, coatings, and specialty materials.
4. Competitive Advantages
- Quality consistency: 99.99% purity and controlled impurity profiles support repeatable downstream processing and product performance.
- Supply reliability: Suitable for structured bulk procurement programs and recurring industrial requirements.
- Logistics capability: Available in standardized packaging with options for customized packing and international bulk shipment.
- Price competitiveness: High-purity material supplied in bulk formats can support improved procurement economics and predictable sourcing costs.
- Strategic material value: Provides a dependable feedstock for industries exposed to the limited availability and strategic importance of germanium.
- Sustainability: High-purity feedstock can improve material utilization and reduce quality losses associated with excessive impurity removal during downstream processing.
- Technical documentation: Commercial supply can be supported with specifications, Certificate of Analysis (COA), Safety Data Sheet (SDS), and relevant quality documentation upon request.
- Strategic sourcing benefit: A qualified GeO₂-99.99 supply provides manufacturers with greater control over purity, continuity of supply, production planning, and downstream material quality.
5. Commercial & Supply Information
- Minimum Order Quantity (MOQ): BULK 20 MT
- Loading capacity: Approximately 20 MT per 20-foot container, subject to packaging configuration, applicable payload restrictions, and carrier requirements.






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