For more than eighty years, the name
Ullmann's Encyclopedia of Industrial Chemistry has been synonymous with information of the highest quality. Chemists and engineers
in industry and academia know that they can rely on the knowledge and expertise of around 3, 000 first-class authors. The Fifth Edition, now available in print as a
complete set, is a monumental reference work containing about 1, 000 major articles, more than 16 million words, 30, 000 figures, 10, 000 tables, and innumerable references to further sources of information. Ullmann's users worldwide testify that this superb encyclopedia contains the most complete and up-to-date coverage of chemical technology currently available