Vitamins A and E are fat‐soluble vitamins that play important roles in several physiological
processes. Monitoring their concentrations is needed to detect deficiency and guide therapy …

Objective: To evaluate a novel liquid chromatography tandem mass spectrometry based
method for serum 25 hydroxy vitamin D (D2 and D3 metabolites) analysis. Study Design …

The purpose of this study was to develop a single-laboratory validated (SLV) method using
high-performance liquid chromatography with different detectors diode array detector (DAD); …

A simple and rapid method for the simultaneous determination of nine water‐soluble
vitamins was developed by high performance liquid chromatography with diode array …

A green chromatographic analytical method for determination of fat-soluble vitamins (A, E,
D3 and K1) in food and pharmaceutical supplement samples is proposed. The method is …

Purpose: To develop a high-performance liquid chromatography (HPLC) method with
photodiodearray ultraviolet detection for the simultaneous determination of vitamin C …

Objective: To establish a method for the determination of vitamin B1 in functional food-
complex nutrients supplementation by high performance liquid chromatography (HPLC) …

A novel mixed-mode stationary phase (OAS) has been prepared by bonding n-octyl and
aminopropyl groups with the surface of silica gel. The obtained OAS stationary phase was …

ABSTRACT A simple, precise, rapid and selective reverse phase high performance liquid
chromatographic (RP‐HPLC) method has been developed and validated for the …

Simultaneous determination of the fat-soluble vitamins A and E and the water-soluble
vitamins B 1, B 2 and B 6 has been carried using a screening method from fluorescence …