安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
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- CAS REGISTRY®
CAS REGISTRY®, the CAS substance collection, is the premier source relied upon by scientists and regulators worldwide for accurate information on chemical substances
- Casualty Actuarial Society
CAS members are sought after globally for their insights and ability to apply analytics to solve insurance and risk management problems
- CAS Registry Number - Wikipedia
CAS Registry Numbers (CAS RN) are simple and regular, convenient for database searches They offer a reliable, common and international link to every specific substance across the various nomenclatures and disciplines used by branches of science, industry, and regulatory bodies
- PubChem
Search and explore chemical information in the world's largest free chemistry database Search chemicals by name, molecular formula, structure, and other identifiers Find chemical and physical properties, biological activities, safety and toxicity information, patents, literature citations and more
- CAS Number Search - NIST Chemistry WebBook
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- Home - Consolidated Admin Services
CAS offers both participant and employer portals on our website for intuitive information access and account maintenance CAS also has a mobile app which features many of the same features found on the participant portal
- ChemIndex - a free chemical CAS search database
Search on CAS registry numbers, chemical names or name fragments Database Highlights A free and convenient way to get physical and chemical information on a specific chemical Information including suppliers list on over 1,800,000 substances, including almost all chemicals in commerce Disclaimer ChemIndex database is constantly being updated
- American Chemical Society
ACS is one of the world’s largest scientific societies and the premier home of chemistry professionals Find career opportunities, educational resources, events, funding, and more
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