... Powder Mn:99.7%/99.8%/99.9%min Size: -20mesh;-40mesh -80mesh;-200mesh Other special size are available upon your request Mn PowderSpecification: 1.Mn 99 ... Si 0.0035%max Se 0.08%max 2.Mn 99.8%min C 0.02%max S 0.03%maxP ... 80%, -60 mesh≤50%, -325 mesh≤5%2. -40 mesh: -40 mesh ≥ 99%, +200 mesh≥60%, -325 mesh ≤ ... max -325mesh:20%max 5. -80 mesh:+80 mesh ≤ 2%, -80mesh to +200mesh ≥71%, -200mesh≤27%(-325mesh≤10%) ...