Crystal IS, an Asahi Kasei company, is an innovative U.S.-based manufacturer of proprietary, high-performance UVC LEDs. Our K ... laran line of UVC LEDs are suitable for water, surface and air disinfection in a variety of applications, including consumer and commercial appliances, medical devices and equipment, life sciences and more. Our Optan line of UVC LEDs can be used in water quality monitoring, air and gas sensing and instrumentation applications. Crystal IS powerful and reliable UVC LEDs give customers the flexibility to develop new products that enhance and sustain life. Crystal IS has achieved ISO 9001:2015 certification. For more information about Crystal IS, visit cisuvc.com For more information about Klaran, visit klaran.com read more