Service & Support


TSKgel and ToyoScreen columns and less than 1 L volumes of TOYOPEARL and TSKgel media are sold direct by Tosoh Bioscience LLC and are distributed through a network of global, regional, and country distributors.

TOYOPEARL and TSKgel media in packaging sizes of 1 L and above are only available direct from Tosoh Bioscience LLC. Sales of these products are supported by a sales team of experienced business development managers.

Distributors for North America and the Americas are listed below, followed by global distributors. For distributors in the rest of the world, please contact our offices in Germany, Japan, or China.

Distributors in the US and Canada

Fisher Scientific


VWR Scientific Products