CAS (Chemical Abstracts Service)
What is CAS Number? CAS stands for Chemical Abstracts Service, a division of the American Chemical Society. It operates the CAS Registry, which assigns a unique identifier (CAS Registry Number, or CAS RN) to every chemical substance disclosed in scientific literature. These identifiers are used globally to unambiguously identify molecules, compounds, polymers, biological sequences, and other materials. Why is CAS […]
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