
Simultaneous quantification of 25-hydroxyvitamin D3-3-sulfate and 25-hydroxyvitamin D3-3-glucuronide in human serum and plasma using liquid chromatography-tandem mass spectrometry coupled with DAPTAD-derivatization
Keywords: LC-MS/MS; liquid chromatography-tandem mass spectrometry; DAPTAD; 4-(4â²-dimethylaminophenyl)-1,2,4-triazoline-3,5-dione; LLE; liquid-liquid extraction; LLOQ; lower limit of quantification; MRM; multiple reaction monitoring; 25-OHD3; 25-hydroxyvita