国产精品久久久久7777按摩,天天做天天爱天天综合网2021,曰欧一片内射VΑ在线影院,亚洲最大国产成人综合网站

                






Item: Zone-refined Germanium Ingot (Germanium Metal)

Molecular Formula: Ge

Specification: Silver grey brittle metals in trapezium-like bars

                      Ge content≥99.999%

                      Resistivity≥ 50 Ω·cm （20 ± 0.5 ℃）

Packaging: Inner Packaging: Plastic covering and foamed plastic as pads

Outside Packaging: Carton

Application: Used widely in semi-conductors and detectors, infrared optical industry and in growing Germanium Monocrystalline, producing Germanium alloy and Germanium alloy and other Germanium products.



We invented 4’’ & 6’’ VGF monocrystal furnace with independent intellectual property right, and set up a production line of 4’’ & 6’’ zero EPD VGF germanium wafer producing line.