毛细管气相色谱法测定面粉中的过氧化苯甲酰

DETERMINATION OF BENZOYL PEROXIDE IN FLOUR BY CAPILLARY GC

采用毛细管气相色谱法测定面粉中过氧化苯甲酰的含量。方法的线性范围为0.0～500.0μg/mL,检出限为1.0ng,RSD为0.564％～0.906％,回收率为92.7％～101.3％。该法可用于面粉质量的监测。

The content of benzoyl peroxide in flour is determined by capillary GC. The linear range of the method is 0.0 - 500.0 μg/mL, the detection limit is 1.0 ng, RSD is 0.564% - 0.906% and the recovery is 92.7% - 101.3% . The method can be applied in the quality monitor.