Dirox SA is an Uruguayan company of global sales scale, with presence in the markets of dozens of countries worldwide having two main production lines: Vitamin K3 (Menadione) for animal feed and its derivatives (MNB, MNB Plus, MPB, MPS Plus, MSB, MSBC), being one of the world's largest producers of this product line, as well as Basic Sulfate of Chromium and Synthetic Tannins, products widely used in the leather industry for the tanning and retanning of this raw material.