The Di(2-ethyl hexyl) Adipate(DEHA) in Nenjiang river water was extracted by hexane with ultrasonic generator.

• 采用超声波提取技术,用正己烷提取嫩江水中己二酸二(2-乙基己基)酯增塑剂,以气相色谱/质谱联用选择离子监测法检测,外标法定量。