Iridium wire is the most corrosion-resistant wire known, and is often used for the manufacture and repair of filaments and heaters and electrical applications.

For instruments: MDS Sciex API III LCMS

Rhenium Wire and Ribbon is used to manufacture filaments for mass spectrometers and ion gauges as well as medical applications.

Tantalum Wire and Ribbon is corrosion resistant and has good thermal conductivity. Some of its uses is in the manufacture of heating elements, vacuum tubes and other high temperature parts

Buy tungsten wire, ribbon for mass spectrometer heaters here. Choose from varying thickness, Tungsten filament wire sold by the foot.

Rhodium/Platinum wire and ribbon are highly resistant to oxidation and corrosion at high temperatures and are used in the production of thermocouples