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Product Name | Zone-refined Germanium Ingot (Germanium Metal) |
Molecular Formula | Ge |
Purity | 99.999% |
Germanium ingot Properties | 1, Silver grey brittle metals in trapezium-like bars 2, atomic weight of 72.59 3, density of 5.3 325g/cm3 4, melting point of 937.4℃ 5, boiling point of 2800℃ |
Appearance | Stripes, trapezium cross section |
Resistivity | ≥ 50 Ω·cm (20 ± 0.5 ℃) |
Production Method | Zone refined |
Size | 1. The head and tail height difference of the germanium fused in the same zone should be no more than 4mm 2. the upper width ≥ 26mm, the lower width ≥21mm, the height ≥23mm, the ingot length ≥100mm |
Standard | GB/T11071-2018 |
CAS | 7440-56-4 |
EINECS | 231-164-3 |
HS Code | 8112991000 |
Packing and Storage | Inner Packaging: Plastic covering and foamed plastic as pads Outside Packaging: Carton |
Application | 1, Ultrapure germanium raw material 2, Used widely in semi-conductors and detectors 3, Infrared optical germanium single crystal and solar Germanium single crystal raw material 4, Producing Germanium alloy 5, Other germanium deep processing applications |





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