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Supply 3 N, 4N, 5N, 6N metal silicon, polysilicon solar energy (99.9999%), single crystals silicon and a variety of different size metal silicon powder; supply 5 N germanium dioxide (Geo2) , 6N germanium (Ge) ingot;Complete sets of silicon and germanium production (smelting) equipment and technology. Recovery of germanium materials, ores containing germanium, containing germanium waste----youhen(beijing),bjyouhen@163.com(24h) |
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silicon, germanium, powder, crystals |
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Company : |
youhen(beijing)silicon and germannium inc |
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Contact us |
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China |
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