title: Rapid zero-order and second-derivative UV spectrophotometric determination of cyanocobalamin in pharmaceutical formulations containing dextran and preservatives.
authors.affiliation: Department of Analytical Chemistry, Nutrition and Bromatology, University of Santiago de Compostela, Spain.
authors.forename: M J
authors.initials: MJ
authors.lastname: López de Alda
authors.forename: P
authors.initials: P
authors.lastname: Paseiro
authors.forename: A G
authors.initials: AG
authors.lastname: Goicoechea
mesh_terms: D002138:Calibration; D003911:Dextrans; D007202:Indicators and Reagents; D011310:Preservatives, Pharmaceutical; D013056:Spectrophotometry, Ultraviolet; D014805:Vitamin B 12 / Q000032:analysis*
chemical_list: D003911:Dextrans; D007202:Indicators and Reagents; D011310:Preservatives, Pharmaceutical; D014805:Vitamin B 12