Crystal IS, an Asahi Kasei company, is a pioneer in the development and commercialization of Aluminum Nitride substrates. Crystal IS products are used to produce high performance UVC LEDs for environmental monitoring and disinfection in a variety of applications including water, surface and Air. Aluminum Nitride can more effectively emit at the deeper ultraviolet (UVC) wavelengths than devices grown on other substrates. Crystal IS products enhance and sustain life and living around the world.