A crystalline form of diclosulam of formula (I), the crystal preparation process, the analyses of the crystal through various analytical methods and using the crystal to prepare stable agrochemical formulation. The invention also describes the use of various solvents towards the crystalline form preparation conditions.揭露了一種具有式(I)之雙氯磺草胺(diclosulam)之結晶形式,該晶體之製備方法,藉由各種分析方法對該晶體進行的分析以及使用該晶體製備穩定的農用化學配製物。本發明還描述各種溶劑對結晶形式製備條件之用途。