LCGC Europe
In this month's column the authors present a case study to outline several gradient quality checks that can be performed periodically to ensure proper performance of LC instrumentation. The example shows how by taking the time to perform such tests, potential problems can be identified before they reach a critical point.
Vitamin D Determination Tested Using Liquid Chromatography–Tandem Mass Spectrometry
May 2nd 2024Scientists from Hangzhou Medical College recently recorded the effectiveness of novel quality control strategies for the determination of vitamin D using liquid chromatography–tandem mass spectrometry (LC–MS/MS).