Impurity: PPM Max each (ICP-MS)

Te 5N   Ag/Cu/Cd 0.2, Al/Mg/Ni/Pb/Fe/Sn 0.10, Se 1.0

Te 6N   Zn/Ca/ 0.02, Ag/Cu 0.002, Al/Ni/Pb/Fe/Cd 0.01, Mg 0.008, Se 0.1  

Te 7N   Ag/Cu 0.001, Al/Cd/Mg/Ni/Pb 0.005, Fe/Ca/Se 0.01, Zn 0.02 

Size:    chunk of 1000gram +/-150gram.

1-2kgs in sealed composite aluminum foil bag.