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Niobium, formerly columbium, is a chemical element with symbol Nb (formerly Cb) and atomic number 41. It is a soft, grey, ductile transition metal, which is often found in the pyrochlore mineral, the main commercial source for niobium, and columbite.
N 9616 (OTTO) Niobium micro powder, APS: 40-50 µm, 99.9% - used as a electrocatalysts.
Hazard statements H250
Certificate Of Analysis
(For eg. B 1615-0108)
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12061-16-4
Erbium oxide nanopowder, APS 20-30 nm, 99.9%
12138-09-9
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12033-89-5
Silicon nitride nanopowder, APS 2 μm, (α-phase) 99.9+%
7429-90-5
Aluminium nanopowder, APS 1-3 μm, 99.5%
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