Items for "liquid chromatography coupled to isotope-dilution tandem mass spectrometry (LC/MS/MS)"

International Standard for serum vitamin B₁₂ and serum folate: international collaborative study to evaluate a batch of lyophilised serum for B₁₂ and folate content

Background: Vitamin B₁₂ and folate measurements in serum show wide inter-methodology variability...

Keywords: folate, liquid chromatography coupled to isotope-dilution tandem mass spectrometry (LC/MS/MS), 5-methyl tetrahydrofolic acid (5MeTHF), reference, standardisation, vitamin B12