食品的化学性污染及其预防ChemicalContaminationAndPreventionInFood1.N-Nitrosocompoundscontaminationandprevention1.1Structure&properties1.2Foodsources1.3Metabolism&toxicity1.4Prevention2.Polycyclicaromatichydrocarbonscontaminationandprevention2.1Foodsources2.2Toxicity2.3Prevention3.Heterocyclicaminescontaminationandprevention3.1Foodsources3.2Toxicity3.3Prevention4.Persistentorganicpollutantscontaminationandprevention4.1Structure&properties4.2Foodsources4.3Metabolism&toxicity4.4Prevention5.ChloropropanolscontaminationandpreventionToxicityPrevention6.Acrylamidecontaminationandprevention1.3Metabolism&toxicity1.4Prevention2.1Foodsources3.3Prevention