How should waste containing niobium (CAS: 7440-03-1) be handled?

Waste containing niobium (CAS: 7440-03-1) should be collected in appropriate containers, labeled, and stored in a secure location. For disposal, niobium-containing waste can often be recycled or treated in specialized facilities. In case of spillage, immediate containment is necessary, followed by chemical neutralization and proper incineration or landfill disposal, adhering to local environmental protection regulations.