Hitac Chemicals Inc. Industrial Solvents We supply industrial solvents with the highest quality, including N-propyl Bromide (NPB), Trans 1,2 - Dichloroethylene (DCE), Methyl Ethyl Ketone (MEK), and more. We have drums in stock in our warehouses for small application, and have the capability to ship bulk to your need. Fine Chemicals for Research and Development Another product line is fine chemical compounds for reserach and development. We supply some pure chemicals to R and D laboratories in the pharmaceutical industry, academic institutions and other research laboratories.