Fazzari, F R Collaborative study of a column chromatographic method for the determination of polythiazide in the presence of vanillin. [electronic resource] - Journal - Association of Official Analytical Chemists May 1974 - 716-8 p. digital Publication Type: Journal Article ISSN: 0004-5756 Subjects--Topical Terms: Chemical PhenomenaChemistryChromatographyFlavoring AgentsMethodsPolythiazide--analysisSchiff BasesSolventsSpectrophotometry, UltravioletTablets--standards