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本文介绍了用氢气作载气代替氦气对多环芳烃(PAHs)和多氯联苯(PCBs)进行GC-MS/MS分析的方法。
本文使用Precision SL氢气发生器代替氢气钢瓶,为GC-FID提供检测器用氢气,分析食品中抗氧化剂BHT、BHA,实验结果表明,BHT、BHA的重复性好,相对标准偏差(RSD)均小于5%。
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