Permethrin 5 g/kg ± 10% declared content
(Cis: trans ratio: 25:75% or 40:60%)
It shall be in the form of a fine, free-flowing powder, free from visible extraneous matter and hard lumps.
Maximum: 5% retained on a 75 µm test sieve.
Stability at 54 ± 20C
After storage at 54 ± 20C for 14 days, the product shall continue to comply with dry sieve test & cis trans ratio.