建立了一种用于不同化妆品中5种硝基麝香含量的气相色谱-负化学离子源三重四极杆质谱联用(GC-MS/MS)检测方法.采用丙酮/正己烷混合溶液超声提取化妆品中的硝基麝香,将提取液浓缩,以CNWBOND Si固相萃取柱净化.再由GG-MS/MS检测,氘代二甲苯麝香内标法定量.该方法对化妆品中5种硝基麝香的加标回收率为85.81％～ 103.77％,相对标准偏差(RSD)不大于5.32％,灵敏度高,定量限为50.0 ～ 500 ng/kg;选择性好,能有效消除复杂基体干扰.可作为常见化妆品中硝基麝香类化合物含量检测的确证方法.
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