← peptides typeshit

LCGC panel weighs HILIC and alternatives to TFA for testing GLP-1 drug impurities

Piotr Alvarez says HILIC flips elution order for semaglutide and tirzepatide, helping catch impurities, while TFA faces likely PFAS limits.

Read at LCGC International

Recap by typeshit. Full story at LCGC International.