ACM Sumithion® L-40 is a high-efficiency, premium public health insecticide specifically formulated for mosquito vector control. Combining the powerful organophosphate Fenitrothion (40%) with the synthetic pyrethroid Tetramethrin (1%), this ultra-low volume (ULV) liquid insecticide offers a robust dual-action mechanism. It provides rapid knockdown and flushing effects against adult mosquitoes while simultaneously exerting potent larvicidal activity to eradicate mosquito larvae, effectively breaking the transmission cycle of dengue and other vector-borne diseases. Specially designed for thermal fogging and ULV spraying, Sumithion L-40 delivers a long-lasting residual effect of up to one month, making it a trusted, professional-grade solution for residential areas, construction sites, and public health campaigns.