Structure Formula: 
Common Name: Alpha-cypermethrin (BSI, draft E-ISO); alpha-cyperméthrine ((f) draft F-ISO)
CAS No.: 67375-30-8
CAS Name: (R)-cyano(3-phenoxyphenyl)methyl (1S,3S)-rel-3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxy
Molecular Formula: C22H19Cl2NO3
Agrochemical Type: Insecticide, pyrethroid
Mode of Action: Non-systemic insecticide with contact and stomach action. Acts on the central and peripheral nervous system in very low doses.
Specification for Alpha-cypermethrin 95% TC
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ITEMS
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STANDARDS
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Appearance
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White- to cream-coloured crystalline powder
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Content of a.i.
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≥95%
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Water
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≤0.5%
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Acidity(as H2SO4)
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≤0.5%
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Specification for Alpha-cypermethrin 5% EC
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ITEMS
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STANDARDS
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Appearance
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Homogeneouslight yellowliquid
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Content of a.i.
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≥5%
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pH
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4~8
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Emulsion stability (as 0.5% aqueous solution)
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Qualified
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Stability at 0℃
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The volume of solid and/or liquid which separates shall not be more than 0.3 ml
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Packing: net 25kg in bag or drum or according to client’s requirement.
Control of a wide range of chewing and sucking insects (particularly Lepidoptera, Coleoptera, and Hemiptera) in fruit (including citrus), vegetables, vines, cereals, maize, beet, oilseed rape, potatoes, cotton, rice, soya beans, forestry, and other crops; applied at 10-15 g/ha. Control of cockroaches, mosquitoes, flies, and other insect pests in public health; and flies in animal houses. Also used as an animal ectoparasiticide.