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GERMANIUM SOLUTIONS
We supply high-purity germanium in a wide range of forms and grades suitable for semiconductor, infrared optics, and defense applications. Known for its excellent infrared transparency and semiconductor properties, germanium is essential in night-vision systems, fiber optics, solar cells, and advanced sensors. Our supply chain ensures consistent quality, traceability, and competitive lead times.
SPECIFICATIONS
Chemical Composition: 99.999%–99.9999% pure germanium (Ge), trace impurities <0.001%.
CAS Number: 7440-56-4
Melting Point: 938.3°C
Boiling Point: 2833°C
Density: 5.32 g/cm³ (at 25°C)
Band Gap: 0.66 eV (semiconductor)
Electrical Resistivity: 47 Ω·cm (intrinsic, 25°C)
AVAILABLE GRADES:
45N (99.999%) – Standard electronic and optical applications
6N (99.9999%) – Infrared and fiber-optic systems
Doped Grades (n-type / p-type) – For semiconductor and detector manufacturing
Forms
Ingots: Zone-refined for crystal growth and wafer production
Wafers: Single-crystal, 2–6 inch diameter, semiconductor-grade
Granules: For vacuum deposition or alloying
Powder: Fine germanium powder for coatings and doping
Lenses / Windows: Infrared optics for defense and thermal imaging
Custom Machined Parts: Precision components made to order
Handling & Packaging
Sealed Containers: Delivered in clean-room or inert-gas sealed packages
Storage: Keep in a dry, temperature-stable environment
Protection: Vacuum-sealed for ultra-pure and optical grades
Precautions: Avoid contact with acids or halogens
Applications
Infrared & Night Vision: Used in optics and sensors for defense and aerospace
Fiber Optics: Key material in signal transmission and photodetectors
Solar Cells: Boosts photovoltaic efficiency in high-performance modules
Semiconductors: Used in transistors and diodes
Aerospace Imaging: Infrared systems and high-precision detectors
Certificates:
RoHS Compliance: Free from restricted hazardous substances
ISO 9001: Certified quality management system
EN 10204 3.1: Independent test certification for purity and compliance