Ultra-trace analysis of 12 β2-agonists in pork, beef, mutton and chicken by ultrahigh-performance liquid-chromatography-quadrupole-orbitrap tandem mass spectrometry

- Ultra-sensitive and unambiguous detection of 12 β2-agonists in food animal muscles.
- Simultaneous qualitative and quantitative analysis of 12 β2-agonists by Q-Orbitrap HRMS.
- Salbutamol, clenbuterol, ractopamine and clorprenaline were detected in 400 samples.