High Purity Selenium 5N 6N 99.999%, 99.9999%

Impurity PPM Max (ICP-MS)

Se-5N Cu/Ag/Ni/Cd 0.2, Mg/Sb/Bi/In/Fe/Te/Ca/Al/Ti/Pb 0.5, Hg 1ppm max

Se-6NCu/Ni/Cd/Bi/Al/Pb/In/Ti 0.05, Mg/Te/Fe 0.1

Size 1-10mmirregular lump