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                                                            Permethrin

                                                            Description :?Permethrin is a synthetic pyrethroid non-systemic insecticide with contact and stomach action, having a slight repellent property. It is also used for insect control in animal houses and in public health, for ectoparasite control on animals and as a wool preservative.

                                                            Chemical Name :?(3-phenoxyphenyl)methyl 3-(2,2-dichloroethenyl)-2,2 dimethylcyclopropanecarboxylate

                                                            CAS Registry No. :?[52645-53-1]
                                                            UN No :?3352
                                                            IMDG :?Class 6 (Pyrethroid, Pesticide, Liquid Toxic)IMDG 2004 Edition Vol.2,
                                                            Page No. 177

                                                            Structural Formula :
                                                            PERMETHRIN - Structural Formula

                                                            Specifications :
                                                            a) Appearance : Yellowish brown viscous liquid to semi solid crystalline mass at 20OC
                                                            b) Permethrin content by GLC : 94% (w/w) minimum
                                                            c) Acidity as 3-(2,2-dichloro -vinyl), 2,2-dimethyle cyclopropane carboxylic acid : 0.5% (w/w) maximum
                                                            d) Density at 25°C gm/ml : 1.19-1.27
                                                            e) Cis-trans ratio by GLC : Cis : minimum 40, Trans : maximum 60

                                                            Grades :?Permethrin with different cis : trans ratio i.e. normal cis (50%) and low cis (25%) is also available.
                                                            Formulations :?Emulsifiable concentrates 25%,50% w/w.
                                                            Compatibility :?Compatible with many insecticides and fungicides. Mixing with calcium nitrate is not recommended.
                                                            Toxicity :
                                                            a) Mammalian toxicity : WHO classification : Class II “moderately hazardous”. It is non-irritant to skin and eyes.
                                                            b) Environmental toxicity : It is toxic to fish. Under field conditions, it is non-toxic to bees and earthworms.
                                                            Shelf-life :?Two years under normal storage conditions.
                                                            Packing :
                                                            Technical Grade : 25 kg and 200 kg UN approved M.S. lacquered Drums, UN approved epoxy coated MS drums
                                                            Formulation : EC: 200 Lit. in M.S. Lacquered Drums / M.S.
                                                            Polylined Drums

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