Trade names for the older fenvalerate compounds include Ectrin, Pydrin, Sanmarton, Sumifly, Sumiflower, and Sumitick. Trade names for the new product, esfenvalerate, include Asana XL, Halmark, and Sumi-alfa. The compound may also be listed as S-fenvalerate.
Fenvalerate 20% EC
Fenvalerate 20% EC. Fenvalerate is a contact and sytemic pyrethroid insecticide that is used to control insects on numerous leaves and fruits, on feed and cotton production, to control flies and ticks for livestock and in stables
Fenvalerate is an Insecticide. Fenvalerate is a mixture of four optical isomers which have different insecticidal activities. The 2-S alpha (or SS) configuration is the most insecticidally active isomer. Fenvalerate consists of about 23% of this isomer.
Fenvalerate is an Insecticide of moderate mammalian toxicity. In laboratory animals, central nervous system toxicity is observed following acute or long-term exposure.
Fenvalerate has applications against a wide range of pests. Residue levels are minimized by low application rates.
Fenvalerate is most toxic to bees and fish. Fenvalerate is found in some emulsifiable concentrates, ULV, wettable powders, slow release formulations, insecticidal fogs, and granules.
Fenvalerate is most commonly used to control insects in food, feed, and cotton products, and for the control of flies and ticks in barns and stables. Fenvalerate does not affect plants, but is active for an extended period of time.
Fenvalerate may irritate the skin and eyes on contact, and is also harmful if swallowed.