What is The Merck Index and How to Download it as a PDF File?The Merck Index is a comprehensive reference book that contains information on chemicals, drugs, and biologicals. It covers more than 10,000 monographs on substances that have significant importance in pure and applied chemistry, pharmacy, medicine, and related fields. The Merck Index was first published in 1889 by the German pharmaceutical company Merck, and has been updated regularly since then. The latest edition, the 15th, was published in 2013 by the Royal Society of Chemistry.
The Merck Index provides data on physical properties, chemical structure, synonyms, therapeutic category, biological activity, hazards, toxicity, and literature references for each entry. It also includes useful tables on abbreviations, acronyms, alchemical symbols, amino acids, atomic weights, chemical terms, code letters, fundamental constants, glossary, Greek alphabet, international patent codes, international system of units (SI