河北十一选五开奖结果

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                矿物材料

                v 超细粉体材料


                序号

                产品名称

                中位粒径D50(um)

                最大粒径Dmax(um)

                1

                电气石

                0.58

                3.58

                 

                v 高纯Ψ矿物材料


                序号

                产品名称

                纯度(%

                1

                高纯石英

                99.995

                2

                高纯石墨

                99.96