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Tantalum (Ta) 25mm Metal Disc for Collection or Experiments

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$38.99

$ 18 .99 $18.99

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About this item

  • One Disc, Disc measures 25mm x 1.6mm
  • Precision machined from high purity metal, ground surfaces, and laser etched labels
  • Approximate weight 13.2g
  • 99.95% pure


Tantalum is a chemical element with the symbol Ta and atomic number 73. Previously known as tantalium, it is named after Tantalus, a villain from Greek mythology. Tantalum is a rare, hard, blue-gray, lustrous transition metal that is highly corrosion-resistant. It is part of the refractory metals group, which are widely used as minor components in alloys. -Wikipedia Quarter not included