Johnson Matthey Gas Purification Technology (GPT)  provides gas purifiers for bulk gases including hydrogen, nitrogen, argon and oxygen. Our palladium membrane hydrogen purifiers, heated getter and regenerable catalytic purifiers for point-of-use or bulk gas provide parts-per-billion (ppb) gas purity.

The PureGuard™ series gas purifier is designed for LED, optoelectronics, silicon and photovoltaic wafer fabrication. Our HP Series hydrogen gas purifiers remain the industry standard for MOCVD processes.  We also offer a complete line of gas purifiers that are ideal for weld argon & analytical instrument applications. More