The Merck Index is an encyclopedia of chemicals, drugs, and biologicals that contains more than 10,000 monographs. Each monograph in this authoritative reference source is a concise description of a single substance or a small group of closely related compounds.

Copyright © 2006, 2010 Merck Sharp & Dohme Corp., a subsidiary of Merck & Co., Inc., Whitehouse Station, NJ, USA. All rights reserved
The Merck Index is a trademark of Merck & Co. Inc., and is registered in the United States Patent and Trademark Office.