Evaluation of hybrid hydrophilic interaction chromatography stationary phases for ultra-HPLC in analysis of polar pteridines

Abstract

HILIC stationary phases applicable in UHPLC were evaluated. Analytical conditionds were optimized in anlysis of polar pteridins using FD and MS detection.

Keywords

• BEH amide
• biopterin
• hydrophilic interaction chromatography
• neopterin
• ultra-HPLC