We started a business as a reagent manufacturer in Tokyo, in 1946. Since then, we have been dedicated to the manufacture of high purity chemicals as well as reagents. Now, we provide high purity chemicals for customers of various business fields. For example, boric acid and borates and ammonium salts are provided for the pharmaceutical, electronic and nuclear power industries. We have large plants which have state of the art manufacturing equipment and have maintained a stable supply of ...