cas numarası

listen to the pronunciation of cas numarası
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cas number
an identification number assigned to each chemical The hyphens in the numbers are sometimes left out (555-55-5 is the same as 555555)
A number assigned by the Chemical Abstract Service which is unique to each chemical (0301)
A unique identifying number assigned to chemicals by the Chemical Abstracts Service
A n assigned number used to identify a chemical CAS stands for Chemical Abstracts Service, an organization that indexes information published in Chemical Abstracts by the American Chemical Society and that provides index guides by which information about particular substances may be located in the abstracts
A number assigned by the Chemical Abstracts Service that uniquely identifies a chemical substance
A unique numerical identifier assigned to each individual chemical
An assigned number used to identify a chemical CAS stands for Chemical Abstracts Service, an organization that indexes information published in Chemical Abstracts by the American Chemical Society and that provides index guides by which information about particular substances may be located in the abstracts Sequentially assigned CAS numbers identify specific chemicals, except when followed by an asterisk (*) which signifies a compound (often naturally occurring) of variable composition The numbers have no chemical significance The CAS number is a concise, unique means of material identification (Chemical Abstracts Service, Div of American Chemical Society, Box 3012, Columbus, OH 43210; [614] 447-3600 )
cas numarası
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