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| Titre: | Elaboration of a method of determination of vitamin B12 using crowned ethers[Mise au point d'une methode de dosage de la vitamine B12 a l'aide des ethers couronne] |
| Auteur(s): | Nabiev, M.N
Hammoudi, K. |
| Mots-clés: | Cyanocobalamine
Vitamin B12 |
| Date de publication: | 2000 |
| Editeur: | S.T.P. Pharma Pratiques |
| Collection/Numéro: | Volume 10, Issue 3, 2000;PP. 145-148 |
| Résumé: | Qualitative and quantitative methods of determination of the cobalt (II) ion, and by this way the vitamin B12, using a chloroformed solution of crowned ethers, were elaborated. In this paper, the authors report the results of the main steps of the process: vitamin B12 quantification with the absorption spectra, influence of reactives, pH and effect of bivalent and trivalent metal ions. The sensibility and selectivity and the low limit of detection were founded |
| URI/URL: | http://dlibrary.univ-boumerdes.dz:8080/handle/123456789/2241 |
| ISSN: | 11571497 |
| Collection(s) : | Publications Internationales
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