超细粒径日本昭和电工原包进口氢氧化铝阻燃剂填充剂 H-42M

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Guangzhou city cui xinxiang materials inc

Address:Rieng electronics and innovation park a, huangzhou city, guangdong province
Tel:13434219920

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13434219920

超细粒径 日本昭和电工 原包进口 氢氧化铝 阻燃剂 填充剂 H-42M