Details

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Definition of Sumithion 40 WP:

Sumithion 40 WP is a wettable powder insecticide containing 40% Fenitrothion, an organophosphate compound. It is used to control a wide range of insect pests in agriculture, stored products, and sometimes in public health programs. The product acts through contact and stomach action, disrupting the nervous system of insects by inhibiting the enzyme acetylcholinesterase.

Public Health Uses (in some countries)

• Targets: Mosquitoes, flies, and other public health pests.

• Used in: Spraying in households, animal shelters, or garbage areas (usually in different formulations like EC or ULV, not WP).

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📌 Key Notes:

• Acts as a contact and stomach poison

• Effective against both chewing and sucking insects

• Has a quick knockdown effect and moderate residual activity