1,Natural, High Effective, Eco-friendly 2,Octenol 3,Lactic Acid This is the effective attractant for lure mosquitoes, fit for MT64 mosquito trap.It was mixed by Octenol and L-Lactic Acid1-Octen-3-ol (octenol) as a pesticide active ingredient,is used in attracting certain species of mosquitoes and biting flies (e.g., no-see-ums) but the chemical itself does not kill insects. Octenol may also be ...