5 g,Purity:99wt%,Thickness:50 nm
10 g,Purity:99wt%,Thickness:50 nm
50 g,Purity:99wt%,Thickness:50 nm
100 g,Purity:99wt%,Thickness:50 nm
1 g,Purity:99wt%,Thickness:50 nm