# Analysis of Multiple β-Agonist and β-Blocker Residues in Porcine Muscle Using Improved QuEChERS Method and UHPLC-LTQ Orbitrap Mass Spectrometry

> Research article (Food Analytical Methods, 2015) · cited 27× · AI/ML

**Wikidata**: [openalex:W978530808](https://www.wikidata.org/wiki/openalex:W978530808)  
**Source**: https://4ort.xyz/entity/analysis-of-multiple-agonist-and-blocker-residues-in-porcine-muscle-using-improved-quechers-method-and-uhplc-ltq-orbitra