The alkylbenzene sulfonates (ABS) have been identified by negative ions fast atom bombardment(FAB) and electrospray ionization (ESI) coupled with collisionally activated dissociation (CAD) mass spectrometric methods.

• 用负离子化快原子轰击（FAB）和电喷雾电离（ESI）质谱并结合碰撞活化解离（CAD） 质谱方法对烷基苯磺酸盐（ABS）进行鉴定。