铌箔, 0.25mm (0.01in)厚, 99.97% (metals basis 去除 Ta), Ta ≤0.06%，99.97%

Niobium foil, 0.25mm (0.01in) thick, 99.97% (metals basis excluding Ta), Ta |<0.06%

仅供研发或工业应用，不可直接用于食品、药品、临床诊断或治疗。