ResourceFood and Beverage
Precision pesticide residue detection in food: unleashing the power of dual channel LC-Orbitrap Exploris EFOX mass detector
1 Sept 2026This application note demonstrates a high-resolution mass spectrometry workflow for the quantitation and screening of pesticide residues in food using the Thermo Scientific™ Orbitrap Exploris™ EFOX Mass Detector. Learn how dual-channel liquid chromatography with dedicated positive and negative ionization workflows enables the accurate analysis of 577 pesticide compounds while improving sensitivity and reducing method complexity. Discover how full-scan high-resolution acquisition supports regulatory compliance, retrospective analysis and robust quantitation, delivering reliable pesticide residue testing across a range of food matrices.
Resource details:
Resource type: Application note
Page count: 15
Read time: 15 mins
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LC-MSLC-MS (liquid chromatography-mass spectrometry) systems and equipment are used for separation and quantitative analysis of complex mixtures, combining liquid chromatography and mass spectrometry. Quantify proteins, contaminants, pesticides or screen for drug metabolites with a high level of sensitivity. LC-MS systems and equipment include reverse phase, normal phase and specialized columns integrated with various MS detectors such as time-of-flight (TOF), quadrupole, orbitrap or ion trap mass analyzers. LC-MS/MS instruments equipped with a qTOF or triple quadrupole analyzer give greater sensitivity and resolving power to your analysis. Find the best LC-MS equipment in our peer-reviewed product directory: compare products, check customer reviews and receive pricing direct from manufacturers.Food SafetyFood safety describes the prevention of food-borne illnesses. Contamination with a variety of pathogens can be prevented with adequate temperature control, hygiene and labeling. Food samples can be tested using GC/MS, HPLC, SPE, and qPCR to ensure their adherence to regulations.Residual Pesticides