[目的]配制甲氰菊酯环保剂型水乳剂,以得到更广泛的应用。[结果]通过对乳化剂、共乳化剂的筛选,确定了20%甲氰菊酯水乳剂的最佳配方:甲氰菊酯20%,二甲苯6%,602#2%,乳化剂A 3%,乙二醇4%,共乳化剂A1%,黄原胶0.1%,有机硅消泡剂0.03%,水余量。[结论]各项指标均符合水乳剂的要求。 [Objective] The preparation of fenpropathrin environmentally friendly formulations of water emulsion to be more widely used. [Result] The optimal formula of 20% fenpropathrin aqueous emulsion was determined through the screening of emulsifier and co-emulsifier: 20% of fenpropathrin, 6% of xylene, 602 # 2% of emulsifier A 3 %, Ethylene glycol 4%, co-emulsifier A1%, xanthan 0.1%, silicone defoamer 0.03%, water balance. [Conclusion] The indicators are in line with the requirements of water emulsion.