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Made from 0.004" tantalum foil. Replaceable tantalum apertures for some microscopes (Amray and Philips)… Show more (+) Made from 0.004" tantalum foil. Replaceable tantalum apertures for some microscopes (Amray and Philips). They improve the performance of the electron gun. Show less (-) |
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Precious Metal Set of 5 Elements Rh, Pd, Ag, Pt, Au 5/set |
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Rare Earth Set of 10 Elements La, Ce, Pr, Nd, Sm, Eu, Gd, Dy, Ho… Show more (+) Rare Earth Set of 10 Elements La, Ce, Pr, Nd, Sm, Eu, Gd, Dy, Ho, Yb 10/set Show less (-) |