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Product Name

Cypermethrin

Function

Insecticide

Specification

94%Tech,50g/L EC,100g/L EC

Chemical Name

cyano(3-phenoxyphenyl)methyl 3-(2,2-dichloroethenyl)-2,2-dimethylcyclopropanecarboxylate

CAS No.

52315-07-8

Empirical Formula

C22H19Cl2NO3

Chemical Formula of Active Ingredient

 

Toxicology

Oral Acute oral LD50 for rats 250-4150 (tech. 7180), mice 138 mg/kg. 

Skin and eye Acute percutaneous LD50 for rats >4920, rabbits >2460 mg/kg. Slight skin and eye irritant (rabbits). May be a weak skin sensitiser. 

Inhalation LC50 (4 h) for rats 2.5 mg/l. 

NOEL (2 y) for dogs 5, rats 7.5 mg/kg. 

ADI (JECFA evaluation) 0.05 mg/kg b.w. [1996]; (JMPR) 0.05 mg/kg b.w. [1981].  

Other Oral toxicity values for cypermethrin depend on such factors as: carrier, cis:trans ratio of the sample, species, sex, age and degree of fasting. Values reported sometimes differ markedly. 

Toxicity class WHO (a.i.) II

Applications

Mode of action Non-systemic insecticide with contact and stomach action. Also exhibits anti-feeding action. Good residual activity on treated plants.  Uses Control of a wide range of insects, especially Lepidoptera, but also Coleoptera, Diptera, Hemiptera, and other classes, in fruit (including citrus), vines, vegetables, potatoes, cucurbits, lettuce, capsicums, tomatoes, cereals, maize, soya beans, cotton, coffee, cocoa, rice, pecans, oilseed rape, beet, ornamentals, forestry, etc. Control of flies and other insects in animal houses; and mosquitoes, cockroaches, houseflies and other insect pests in public health. Also used as an animal ectoparasiticide.

Package

1L/Drum, 5L/Drum, 20L/Drun etc

 

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