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Accelerated method development for the separation of water-soluble vitamins by RP-HPLC with UV detection using an empirical approach to predict separation

Instrument Type: UHPLC

To demonstrate the application of a software-based method development approach for the advanced separation of all known water-soluble vitamins in reversed-phase mode with ultraviolet detection. To achieve transferability of the predicted method with excellent agreement of predicted and experimental retention times.

Assay for water-soluble vitamins in vitamin tablets using a polar-embedded HPLC column

Instrument Type: HPLC

The Thermo Scientific HPLC system is applied for the determination of water-soluble vitamins in vitamin tablets. The separation is performed on a Thermo Scientific Acclaim PolarAdvantage (PA) HPLC column, with UV detection at various wavelengths. Some vitamins are strongly hydrophilic, so the column needs to operate in 100% aqueous buffer to gain sufficient retention to resolve them from the matrix. The Acclaim PA can do this reliably whereas a hydrophobic C18 column would likely suffer dewetting.