默克索引

**Merck Index Online** is the definitive reference for chemical, drug, and biological substances, providing comprehensive information on over 100,000 compounds. Key features include: * **Comprehensive coverage:** Includes information on over 100,000 compounds, including chemicals, drugs, and biological substances. * **Detailed data:** Provides detailed information on each compound, including its chemical structure, physical and chemical properties, and biological activity. * **Expertly curated:** The Merck Index is curated by a team of experts who ensure the accuracy and reliability of the information. * **Easy to use:** The Merck Index Online is easy to use, with a user-friendly interface and powerful search機能. Whether you are a chemist, a biologist, or a medical professional, the Merck Index Online is an essential resource for your research.