The objective of this study was to identify volatile organic compounds (VOCs) from flour, Tribolium castaneum (Herbst) and flour infested byT. castaneum separately, to confirm the difference of healthy flour and flour infested by T. castaneum and to explore the new technique to diagnosestored flour’s quality by its VOCs change. Headspace-solid phase microextraction (HS-SPME) coupled with gas …