Description :

Alpha cypermethrin is a synthetic pyrethroid insecticide. It is a racemic mixture of two isomers (1R Cis S and 1S Cis R isomers) out of the eight Cypermethrin isomers. It is two to three times more active than Cypermethrin under field conditions. It is effective on a wide range of insects in a variety of crops. Alphacypermethrin has contact and stomach action and can be used on cereals, cotton, fruits, vegetables, flower crops, oilseeds, sugar beet, tea, tobacco, vines, etc. for the control of a variety of insects.

Chemical Name :

A racemic mixture of:




CAS Registry No. :


Structural Formula :

(1R, cis) ( S).


(1S, cis) ( R).

Specification :

Appearance : white- to cream-coloured crystalline powder with characteristic odour
Alphacypermethrin content : 97.00% (w/w) Min.
(1R Cis) R and (1SCis) S Isomer by HPLC : 2.0% (w/w) Maximum
Trans Isomer by HPLC : 0.5% (w/w) Maximum
Alkalinity as NaOH : 0.25% (w/w) Max.
Moisture content by Karl fisher method : 0.25% (w/w) Max.

Formulations :

Emulsifiable concentrate (2%, 3%, 5%, 10% w/w,10%w/v) wettable powder (5%, w/w), Suspension concentrate 10% w/v, ULV (0.8%), or as per Customer’s specific requirement

Compatibility :

Compatible with most organo phosphorus insecticides.

Toxicity :

Mammalian Toxicity : class II “Moderately hazardous”.
Environmental Toxicity : Alphacypermethrin is non-toxic to birds. Under field conditions, it is non- toxic to Bees and earthworms

Shelf Life :

Two years under normal storage conditions.

Packaging :

Technical Grade : 25 kg & 40 kg UN approved Fiber board drums with LDPE liner
Formulations : EC:200Lit in UN approved M.S. Lacquered Drums, WP : 25kg UN approved M.S. Lacquered Drums with LDPE liner.