Welcome to DDBST GmbH

With the DDB, the Dortmund Data Bank Software & Separation Technology GmbH provides the worldwide largest factual data bank for thermophysical pro­per­ties of pure components and their mixtures. A powerful software package for the data handling, correlation, property estimation and process synthesis turns our products into most valuable tools for chemical and process engineers, for industrial chemists and many other specialists working in the gas, oil and chemical processing, pharmaceutical and food production, in environmental industry, in plant design by engineering companies and also for institutions dealing with hazardous materials like the fire brigade, transport companies or the technical supervisory associations. It helps to design better process simulations, to create better processes, and finally build better plants.


Our passion is to improve the efficiency of your daily work.