The Bioscience Division of Tosoh Corporation is headquartered in Tokyo, Japan. The Bioscience Division champions the research, manufacture, sales, and marketing activities for all separation products for chromatographic analysis and purification, as well as for instruments and reagents for clinical diagnostics.
The Nanyo Complex, where TSKgel and ToyoScreen columns as well as Toyopearl and TSKgel media are produced, is located in the city of Shu-nan in the Yamaguchi prefecture at the southwestern tip of the mainland of Japan. Research and Development activities for separation products are also housed in the Nanyo Complex. An extensive application development program is conducted at the Tokyo Research Center located in the suburbs of Tokyo.
Sales and support offices to promote the Tosoh Bioscience separation products are located in the following countries.