Eiken Chemical Co., Ltd. manufactures and sells clinical diagnostics and equipment in Japan. The company is involved in developing clinical diagnostic aids to various aspects of contemporary medicine, including biochemical, immunological, serological, dry chemical diagnosis, and automatic analyzers. It also develops and supplies OC-SENSOR, an automated immunochemical fecal test for detecting gastrointestinal bleeding associated with disorders, such as colorectal cancer, polyps, and diverticulitis. In addition, the company offers real-time turbidi meters, and homeothermal equipment; amplification kits and fluorescence detection reagents for research use; and detection kits. Further, it manufactures a range of products that are used in the field of microbiology; and provides other products comprising immunological and serological reagents. The company was formerly known as Nihon Eiyokagaku Co., Ltd. and changed its name to Eiken Chemical Co., Ltd. in 1969. Eiken Chemical Co., Ltd. was founded in 1939 and is headquartered in Tokyo, Japan.