a
  • Alfa:氧化钽(V), 99.95% (metals basis excluding Nb), Nb <200ppm
  • Alfa:氧化钽(V), 99.95% (metals basis excluding Nb), Nb <200ppm
b

Alfa:氧化钽(V), 99.95% (metals basis excluding Nb), Nb <200ppm

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