Health Risk Assessment from Organophosphate Insecticides Residues in Commonly Consumed Vegetables of Local Markets, Northern Thailand

Background: Commonly consumed vegetables from local markets are considered at a higher risk for organophosphate insecticides (OPs) contamination. This study aimed to investigate the contamination of OP residues in commonly vegetable samples 5 provinces, i.e., Nan, Chiang Rai, Lamphun, Lampang, and Mai provinces located Northern Thailand. A assessment OPs among adult Thai population was also evaluated by calculating estimated daily intake (EDI) acceptable (ADI).