CypermethrinFeatures:1) Chemical name: (±) α-cyano-(3-phenoxy) benzyl-(1R, S)-cis, trans, 2-dimethyl-3-(2, 2-dichlorovinyl) cyclopropanecarboxylate2) Molecular formula: C22H19Cl2NO3 3) Molecular weight: 416.354) Specification: 94% tech, 5%, 10%, 25% EC5) Physical and chemical properties: a) Yellow to brownish-red viscous liquid, turning into viscous semi-solid after
long storage b) Difficultly dissolved in water and easily dissolved in hexane, acetone, xylene,
trichloro methane and most other organic solvents c) Stable to light and heat and in weak acidic and neutral conditions d) Easily hydrolyzed in alkaline medium6) Toxicity: a) Oral LD50: 250 - 4,150mg/kg (rat) b) Dermal LD50: 4,920mg/kg (rat) c) Slightly irritating to skin and eyes d) Highly toxic to fish, honeybees, silkworms and earthworms7) Functions: a) High-effective, broad-spectrum, low-toxic and light-stable residue pyrethroid
b) With strong contact and stomach poisoning activity c) More effective than permethrin, especially to insect spawns and insects which
are resistant to organic phosphorous pesticides d) Effectiveness can last for four weeks in prevention of flies e) For control of livestock pests, infection pests, flies and storage pestsPacking: 200kg/drum