A composition containing: (A) an aqueous agrochemical active compound such as an acetamiprid; (B) a polyhydric alcohol; (C) a formaldehyde condensate of a sodium alkylnaphthalene sulfonate, or a modified styrene-maleic anhydride copolymer; (D) a thickener such as a xanthane gum; (E) at least one inorganic particle selected from the group consisting of silica, montmorillonite, and attapulgite; and (F) water.一種含有(A)亞滅培(acetamiprid)等水性農藥活性化合物、(B)多元醇、(C)烷基萘磺酸鈉福馬林縮合物或改質苯乙烯-順丁烯二酸酐共聚物、(D)三仙膠等增黏劑、(E)選自由二氧化矽、蒙脫石及厄帖浦石組成之群中之至少一種無機粒子及(F)水之組成物。