title: "CAS-Numer"
text: "At CAS-Numer (faan ingelsk: Chemical Abstracts Service) as en internatjunaal betiaknang f\u00f6r cheemisk materiolen. Hat as iand\u00fc\u00fcdag an sodenang jaft at nian ferwakslangen. So haa uk \u00fcnlik isomeeren faan en molek\u00fc\u00fcl \u00fcnlik CAS-numern.\n\nBispalen \n Weeder \u2013 CAS: 7732-18-5\n Ethanol \u2013 CAS: 64-17-5\n Acetylsalicyls\u00fcren (uun Aspirin\u00ae) \u2013 CAS: 50-78-2\n Kofein \u2013 CAS: 58-08-2\n\nLuke uk diar \n ChemIDplus \u2013 Dootenbeenk m\u00e4 CAS-Nummern\n\nChemii"