A herbicidal suspension concentrate composition is provided, the composition comprising at least one pyridine sulfonamide active ingredient and a polyether-polysiloxane. The pyridine sulfonamide compound preferably has the general formula (I):提供了一種除草懸浮劑組合物,所述組合物至少包含一種吡啶磺酰胺活性成分和聚醚-聚矽氧烷。所述吡啶磺酰胺化合物優選具有以下通式(I):其中,X為氫原子、氯原子、溴原子、甲基或二氟甲基。