Deltamethrin 1% SC

Description

The active ingredient deltamethrin (NRDC 161 and RU 22974) is found in a variety of commercial insecticide products. Trade names for products containing deltamethrin include Butoflin, Butoss, Butox, Cislin, Crackdown, Cresus, Decis, Decis-Prime, K-Othrin, and K-Otek (1, 83, 86, 61, 20).

Name of the Product

Deltamethrin 1% SC

· Cypermethrin content
Deltamethrin 10 g/kg

· Class
Synthetic Pyrethroid

· CAS Number
52918-63-5

· Empirical formula
C22H19Br2NO3

· Chemical Name
(S)-α-cyano-3-phenoxybenzyl (1R,3R)-3-(2,2-dibromovinyl)-2,2-dimethylcyclopropane carboxylate

· Structural Formula

· Molecular Weight
505.2

· Description
The material shall consist of a suspension of fine particles of technical Deltamethrin, in an aqueous phase together with suitable formulants. After gentle agitation, the material shall be homogeneous and suitable for further dilution in water.

· PH Range
The pH of an aqueous dispersion shall be 4.5 to 7.5

· Pourability
Maximum “residue”: 5%

· Spontaneity of dispersion
A minimum of 90% of the deltamethrin content found in suspension after 5 min in CIPAC Standard Water D at 30 ± 2°C

· Suspensibility
A minimum of 90% of the Deltamethrin content found in suspension after 30 min in CIPAC Standard Water D at 30 ± 2°C

· Wet sieve test
Maximum: 2% retained on a 75 μm test sieve.

Persistent foam

Maximum: 50 ml after 1 min

· Storage stability

· Stability at elevated temperature
After storage at 54 ± 2°C for 14 days, the determined average active ingredient content must not be lower than 95% relative to the determined mean content found before storage and the formulation shall continue to comply with the clauses:
– pH range
– Pourability
– Spontaneity of dispersion
– Suspensibility
– Wet sieve test

Stability at 0 °C