Company Profile About us The Wako Chemicals GmbH, 100% owned by the Wako Pure Chemical Industries, Ltd., Osaka, Japan, one of the leading manufacturers of Laboratory Chemicals, Specialty Chemicals and Diagnostic reagents with worldwide business activities, was found in 1974 in Dusseldorf, Germany. Under the license of the Wako Pure Chemical Industries, Ltd., we are locally manufacturing Diagnostic reagents in our Neuss-Hafen plant for distribution in Europe and the USA. In addition to our Diagnostic Reagent production and distribution our activities are covering the supply of Laboratory Chemicals and Specialty Chemicals in Europe. In the near future you will find more information about Wako´s history in Germany on this page.