Abstract

The article provides an overview of chromatographic methods, which, when used comprehensively, ensure food quality control and safety. It considers gas chromatography methods that allow analysing volatile components in products using a flame ionization detector, an electron capture detector, and mass-selective detectors (GC-FID, GC-ECD, GC-MS, and GC-MS/MS). The article provides a list of analytes that can be detected by high performance liquid chromatography in combination with refractometric, spectrometric, and mass selective detectors (HPLC-RMD, HPLC-UV, HPLC-SPD, HPLC-MS, and HPLC-MS/MS). The study showed how ion chromatography and capillary electrophoresis with electrochemical detectors (IC-ECD, CE-ECD) can be used to detect ionogenic compounds. It highlighted the importance of thin layer chromatography (TLC) in combination with optical digital colour recording devices in the qualitative and quantitative analysis of contaminants in food products. Since it has been established that micro- and nanoplastics have a negative impact on human health, it is very important to detect these particles in food products. This task can be solved by using gel permeation chromatography (GPC) and hydrodynamic chromatography (HDC), as well as the method of field-flaw fractionation (FFF). It was shown that the GC-MS method is now becoming a priority instrumental method used in accredited analytical laboratories to identify impurities of contaminants in agricultural products. The pyrolytic GC-MS method is promising in this regard. The pyrolytic cell does not require the transfer of a solid sample into a solution for its analysis. The paper considers extraction and sorption methods for the preparation of samples for chromatographic analysis. A variety of liquid-liquid extraction (LLE) and solid-phase extraction (SPE.) methods are most commonly used. Recently, the QuEChERS method has been developed and widely implemented. The overview is primarily based on the papers dedicated to chromatography and related separation methods published by researchers belonging to Voronezh scientific schools.

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