| abstract |
The insecticidal composition is less toxic to warm-blooded animals and beneficial parasites, making it more environmentally friendly. It contains from 0.001 to 99% by weight as active substance. Synthetic pyrethroid of the formula in which x is chlorine or bromine, of which of the eight possible isomers, at least 95% is a mixture of the enantiomeric pairs 1a and 1b in the ratio 55:45 to 25:75, where 1a means 1rcis and 1scisr, and 1b 1-trans and 1-trans, optionally in admixture with 100% activator and / or auxiliary, in particular antioxidant, stabilizer, hydrophilic agent, emulsifier, dispersant, antifoaming agent, diluent, carrier and / or excipient. 5 claims |