RT Report T1 Environmental Health Criteria 94 - Permethrin A1 World Health Organization, K1 chemical K1 environmental health K1 toxic substance K1 carcinogen SN 92 4 154294 2 YR 1990 FD 1990 LK https://wedocs.unep.org/handle/20.500.11822/29416 UL https://wedocs.unep.org/handle/20.500.11822/29416 NO Permethrin was first synthesized in 1973 and marketed in 1977 as a photostable pyrethroid. Approximately 600 tonnes per year of permethrin is at present used world-wide, mostly for agricultural purposes. It has a potential application in the protection of stored grain and it has been used in aerial application for forest protection and vector control, for the control of noxious insects in the household and on cattle, for the control of body lice, and in mosquito nets. Permethrin is formulated as emulsifiable concentrate, ultra-lowvolume concentrate, wettable powder, and dustable powder. DS UN Environment Document Repository RD Sep 18, 2026