| abstract |
1,162,088. Insecticides/acaricides containing phosphorous acid esters. FARBENFABRI-, KEN BAYER A.G. 13 Feb., 1968 [1 March, l967], No. 6967/68. Heading A5E. (Also in Division C2] An insecticidal or acaricidal composition comprises as active ingredient a phosphorus acid ester of general formula in which R, is C 1 -C 4 alkyl, R 2 is C 1 -C 4 alkyl or alkoxy or a phenyl, phenoxy, cyclohexyl or cyclohexoxy radical and X is 0 or S, and a solid or liquid carrier or a liquid carrier containing a surface-active agent. The composition may 'be in the form of a solution, emulsion, suspension, powder, paste or granulate. |