主含量大于99%,有色金属元素铁(Fe)3--5PPm;铜(Cu)、镍(Ni)、钴(Co)、锰(Mn)、铬(Cr)、钛(Ti)、钒(V)均1PPm;二氧化硅0.1%,灼烧损失(wt%)0.10.35%.
The main content of the above products 99%, non-ferrous metal element fe 3 - 5ppm; copper, nickel, cobalt, manganese, chromium、Titanium and vanadium are 1ppm; silica 0.1%, ignition loss (wt%) 0.1 – 0.35%
