Tri Chemical Laboratories Inc. develops, manufactures, and sells high-purity chemicals for semiconductor manufacturing in Japan, Taiwan, China, South Korea, and internationally.It offers semiconductors, coating, optical, fiber, compound semiconductor, and reagents. The company also provides analyses services, such as purity measurement, impurity measurement, and thermal stability tests, as well as film-forming tests. Tri Chemical Laboratories Inc. was incorporated in 1978 and is headquartered in Uenohara, Japan.