タイトルまたは説明

solar grade 6n si ≥*9.***9% polycrystalline silicon (multicrystallin silicon) , 5n polycrystalline silicon (multicrystallin silicon), si ≥*9.**9%, resistivity 0.3~3.0Ω/cm , conductive type is P, **0mt/month, and monocrystalline silicon as the material to for photovoltaic silicon wafer And there is 4n, 3n polycrystalline silicon available, for semicondutor pruducts of Ic grade contacter: Rudolf Lee Xiamen k Add: 6 LujiangRoad, Xiamen, China Email: xmkzo at yahoo. cn *_*@***********************-