Agrochemical preparation comprises: (a) one or more agrochemicals, which is soluble or partly soluble in water, (b) optionally one or more agrochemicals, which is insolvable or highly insolvable in water, (c) alkyl ether sulfate with 1-9C in the alkyl chain and with 1-20 alkyleneoxy units in the ether portion, (d) optionally anion active, non-ionogenic, cation active and/or zwitterionic surfactant, (e) optionally water and (f) optionally further usual formulation aids. Independent claims are included for: (1) producing the preparation comprising mixing the components (a) to (f) and optionally further components, which is contained in the formulation; (2) an adjuvant formulation comprises the components (c) to (f); (3) alkyl ether sulfate with 1-9C in the alkyl chain and 1-20 alkyleneoxy units in the ether portion; and (4) combating weeds comprising applying the preparation, which contains herbicidal active substance (a) and optionally (b), optionally after dilution in water, on the plants, plant parts or on the cultivated lands. ACTIVITY : Herbicide. MECHANISM OF ACTION : None given.