Sigma-Aldrich
Platinum-iridium alloy, Pt90Ir10
Platinum/Rhodium
Silicon nitride-reaction bonded
Sodium metabisulfite
偏二亚硫酸钠
Stainless Steel-AISI 420 alloy, Fe86.7Cr13.0C0.3
Tantalum
钽
Tetrafluoroethylene-Perfluoro(alkoxy vinyl ether)
Titanium alloy beta 3, Ti77.5Mo12Zr6Sn4.5