Niobium chunks, 99.999%

Vaqora Chemicals supplies Niobium chunks, a high-purity metal registered under CAS number 7440-03-1 at a purity of 99.999%. Its molecular formula is Nb and its molecular weight is 92.91 g/mol. The IUPAC name is niobium. Alternative names: Columbium.

In its supplied form it is pieces or chunks. Literature values give a melting point of 2468 °C and a density of 8.57 g/mL at 25 °C. Store sealed in a dry, well-ventilated location away from incompatible materials. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

It is commonly used for alloy preparation, evaporation sources and materials research. Our customers for this product work in academic and industrial research and metallurgy and mining.

We offer Niobium chunks in 25 g, 100 g and 1 kg packs with a batch-specific COA, and ship to customers worldwide.