[Chromatographic-polarographic study of thiamine.  II.  Problem of the specificity of Jansen's thiamine determination in drugs].
D011048:Polarography; D013831:Thiamine / Q000032:analysis*
D013831:Thiamine
VITAMIN B1/determination
Chromatographisch-polarographische Studie des Thiamins.  II.  Zur Frage der Spezifität der Jansenschen Thiaminbestimmung in Arzneimitteln.