ACARICIDE PREPARATION BIOREX Russian patent published in 1997 - IPC

FIELD: agriculture. SUBSTANCE: acaricide preparation containing parethroid and nefras and neonol (emulsifying agents) has additionally cypermethrin as an active component and piperonyl-butoxide, xylene, N-methylpyrrolidone, acetic acid anhydride. Emulgators: galipot, emulsogen 1-40B, OP-7 or OP-10 and colophony at the following ratio of components, wt.-%: cypermethrin 1.56-3.56; piperonyl-butoxide 0.20-1.20; xylene 2.62-4.62; N-methylpyrrolidone 2.29-4.29; acetic acid anhydride 0.33-1.33; galipot 0.48-2.48; emulsogen OP-7 or OP-10 5.25-7.25; neonol 5.75-6.75; colophony 0.48-1.48, and nefras - the rest. Preparation is used at high dilution (0.005). Concentration of an active substance in animal hair (in sheep in 60 days after bathing) is increased from 270-230 mg/kg (in the known composition) to 330 mg/kg. Preparation is eliminated from the treated animals after 15 days. Preparation is used for control over ectoparasites in animals. EFFECT: enhanced effectiveness of preparation. 1 tbl