With more than one million copies sold, The Merck Index has been the go-to reference for generations of professionals looking for precise, comprehensive information on chemicals, drugs, and biologicals. This new edition has been extensively revised to ensure its accuracy and enhance its readability with many new features. It contains more than 10,000 monographs, 27 supplemental tables, 450 Organic Name Reactions, and now includes a companion CD! - Publisher.