EN15741:2020isaEuropeanstandardthatspecifiesmethodsforthesamplingandanalysisofanimalfeed.Itfocusesonthedeterminationoforganochlorine(OC)pesticidesandpolychlorinatedbiphenyls(PCBs)usinggaschromatography-massspectrometry(GC-MS).Thestandardprovidesdetailedproceduresforsamplecollection,preparation,extraction,clean-up,andinstrumentalanalysistoensureaccurateandreliablemeasurementofthesecontaminants.Itisdesignedtosupportcompliancewithregulatorylimitsandtomonitorfeedsafety,helpingtoprotectanimalandhumanhealthfrompotentialexposuretoharmfulchemicalresidues.Keystepstypicallyincludehomogenizationofsamples,solventextraction,purificationthroughtechniquessuchassolid-phaseextraction(SPE),andquantitativeanalysisbyGC-MS.Thestandardalsocoversvalidationparameters,suchaslimitsofdetectionandquantification,toensuremethodreliability.EN15741:2020isintendedforusebylaboratories,regulatorybodies,andfeedproducersinvolvedinqualitycontrolandsafetyassurance.
