Scalia, S Determination of vitamin A, vitamin E, and their esters in tablet preparations using supercritical fluid extraction and HPLC. [electronic resource] - Journal of pharmaceutical sciences Apr 1995 - 433-6 p. digital Publication Type: Journal Article ISSN: 0022-3549 Standard No.: 10.1002/jps.2600840409 doi Subjects--Topical Terms: Chromatography, High Pressure LiquidEsters--analysisSolventsSpectrophotometry, UltravioletTabletsVitamin A--analysisVitamin E--analysis