Patent ID: 8309491

Claim:
A stable emulsifiable concentrate which comprises: a) from about 0.01 to about 40 weight percent of a first carboxylic acid herbicide selected from the group consisting of aminopyralid, picloram, clopyralid and triclopyr, wherein the first carboxylic acid herbicide is in the form of a tertiary amine salt in which the tertiary amine has the formula wherein R 1 , R 2 and R 3 independently represent a C 1 -C 18 alkyl, optionally substituted with hydroxyl, amino or alkoxy groups, in which at least one of R 1 , R 2 and R 3 represents a C 12 -C 18 alkyl group; b) from about 0.01 to about 70 weight percent of a second carboxylic acid herbicide selected from the group consisting of triclopyr, fluroxypyr and picloram, wherein the second carboxylic acid herbicide is in the form of a C 4 -C 8 alkyl or alkoxy-substituted alkyl ester; c) from about 1 to about 60 weight percent of C 4 -C 8 alkyl or alkoxy-substituted alkyl alcohol solvent or co-solvent which is the same as the alcohol which forms the ester portion of the second carboxylic acid herbicide in the form of a C 4 -C 8 alkyl or alkoxy-substituted alkyl ester; and d) optionally, one or more emulsifiers present in an amount up to 20 weight percent.