numéro CAS

EXP: identifiant numérique unique attribué par le Chemical Abstracts Service (CAS, division de la société américaine de la chimie) à toutes les substances chimiques décrites dans la littérature scientifique

Source : O Contrôle des produits chimiques, art. 13 al. 3 let. a (RS 946.202.21, état 2022-01)

EXP: eindeutige numerische Identifikationsnummer, die von Chemical Abstracts Service (CAS), einer Unterabteilung der American Chemical Society, jeder in der veröffentlichten Fachliteratur beschriebenen Chemikalie zugeteilt wird

Source : V Chemikalienkontrolle, Art. 13 Abs. 3 Bst. a (SR 946.202.21, Stand 2022-01)

Source : Europäische Kommission > Steuern und Zollunion > Datenbanken > SAMANCTA, "CAS-Nummer" ([Internet, 2025-06-04](https://ec.europa.eu/taxation_customs/dds2/SAMANCTA/DE/Glossary/TermsAndDefinitions_DE.htm))

EXP: identificativo numerico che individua in maniera univoca un composto chimico assegnato dal Chemical Abstracts Service (CAS), una divisione della divisione della American Chemical Society; il numero CAS è costituito da tre sequenze di numeri separati da trattini e non ha nessun significato chimico

Source : O Controllo dei composti chimici, art. 13 cpv. 3 lett. a (RS 946.202.21, stato 2022-01)

EXP: unique numerical identifier assigned by the Chemical Abstracts Service (CAS, division of the American Chemical Society) to every chemical described in the open scientific literature

Source : CAS, Content > Chemical Substances > CAS REGISTRY - The gold standard for chemical substance information ([Internet, 2025-06-04](http://www.cas.org/content/chemical-substances))

Source : European Commission > Taxation and Customs Union > Databases > SAMANCTA, "CAS number" ([Internet, 2025-06-04](https://ec.europa.eu/taxation_customs/dds2/SAMANCTA/EN/Glossary/TermsAndDefinitions_EN.htm))

EXP: unique numerical identifier assigned by the Chemical Abstracts Service (CAS, division of the American Chemical Society) to every chemical described in the open scientific literature

Source : European Commission > Taxation and Customs Union > Databases > SAMANCTA, "CAS number" ([Internet, 2025-06-04](https://ec.europa.eu/taxation_customs/dds2/SAMANCTA/EN/Glossary/TermsAndDefinitions_EN.htm))