... metallurgical industry, atomic energy industry, aviation and space industry... Niobium oxide 1. Molecular Formula: Nb2O5 2. Molecular Weight: 265.8 3 ... , niobium carbide, ceramic capacitors, magnetic materials, filters and transducer. Niobium oxide is used for the metallurgical industry, atomic energy industry, aviation ... our best services but also the superior quality products. Niobium Oxide