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CAS registry number

From Simple English Wikipedia, the free encyclopedia

ACAS registry number is a unique number given to everychemical substance by theChemical Abstracts Service (CAS).[1] It is also calledCASRN orCAS number. CAS registry number is also given toorganic,inorganic compounds,minerals,isotopes,alloys. They are numbers ending with acheck digit. They do not contain any structureinformation of the chemical.[2]

It now identifies more than 164 million organic and inorganic substances. 68 millionprotein andDNA sequences are identified also.[2] It is updated with around 15,000 new substances everyday.[1]

References

[change |change source]
  1. 12"CAS REGISTRY - The gold standard for chemical substance information".CAS. Retrieved2020-09-24.
  2. 12"CAS REGISTRY and CAS Registry Numbers". 2008-07-25. Archived from the original on 2008-07-25. Retrieved2020-09-24.{{cite web}}: CS1 maint: bot: original URL status unknown (link)


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