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The technical specification on industrial silicon in our factory adopted GB 2881-91 chemical component and is conformed to stipulation in following table Name Trade-mark Chemical component % Application scope Si is not less than Impurity not more than Fe Al Ca A级硅 Si-A 99.3 0.4 0.2 0.1 Chemical silicon B级硅 Si-B 99.0 0.5 0.3 0.2 一级硅 Si-1 98.5 0.6 - 0.3 Metallurgy silicon 二级硅 Si-2 98.0 0.7 - 0.5 三级硅 Si-3 97.0 1.0 - 1.0

Address: Bayannaoer Silicon Smelting Factory   Code :015200 Factory director: Yang wanzhong Tel: +86-0478-4212801 Production director: Hu zhenqing Tel: +86-0478-4212673 Sale minister: Meng xinmei Tel: +86-0478-4238477 Fax: +86-0478-4238477   Email: dkkd4231520@public.hh.nm.cn