[Chromatographic purification of aqueous solutions of vitamin B12 on aluminum oxide].
D000535:Aluminum; D002626:Chemistry, Pharmaceutical; D002845:Chromatography; D014805:Vitamin B 12
D000535:Aluminum; D014805:Vitamin B 12
Khromatograficheskaia ochistka vodnykh rastvorov vitamina B 12 na okisi aliuminiia.