Sigma-Aldrich
Platinum-iridium alloy, Pt90Ir10
Silicon nitride-reaction bonded
Silicone Elastomer, Sheet, Thickness 1.0Mm, Size 500X500 Mm, 1 Piece
Stainless Steel-AISI 420 alloy, Fe86.7Cr13.0C0.3
Tantalum
Tetrafluoroethylene-Perfluoro(alkoxy vinyl ether)
Titanium-aluminum-vanadium alloy, Ti90Al6V4