... computer; it’s also installed the automated anti-radiation device in order to ensure the user security. Ultra-high resolving power ... hardware parameter adjustment and data evaluation and calculation system. Result display in both percentage and Karat. Automatically repeat testing many times and ... : Au ,Ag ,Pt ,Pd,Rh ,Ru ,Cu,Zn ,Ni,Cd,In ,Os,Ir ,W (from Al to U, around 79 elements ...