| 摘要 |
<p>Herbicidal Compositions An aqueous herbicidal composition comprising: a) one or more esters having the formula: I wherein each X is a halogen atom, and R is an optionally substituted acyl group derived from an aliphatic carboxylic acid containing from 1 to 12 carbon atoms; and b) one or more chlorophenoxyalkanoic acid salts having the formula: II wherein n is 1, 2 or 3; m is 1 to 4: R1 is H or 1-12 C alkyl or alkoxy; Z is a direct bond, a straight or branch chain alkylene group containing from 1 to 6 carbon atoms, or a straight- or branch chain -O-alkylene group containing 1 to 6 carbon atoms, in which the oxygen atom is bonded directly to the benzene ring; and R2 is an alkali metal, a primary, secondary, or tertiary alkylamine, a hydroxyalkylamine or ammonium; the relative weight ratio of component (a) to component (b) being so formulated that a stable product is obtained.</p> |
