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Abstract:
确定了曲奇饼干中丙烯酰胺含量的高效液相检测方法.样品预处理采用脱脂,固液提取,离心破乳,液液萃取,旋蒸浓缩及氮气吹干,超纯水定容等步骤,经Kromasil ODS色谱柱(250 mm×4.6 mm,5 μm)分离.HPLC检测用甲醇-水(5:95,体积比)为流动相洗脱,VWD检测器检测波长210 nm.方法在0.2/mL~1.0μg/mL浓度范围内具有良好的线性关系(r=0.9998),检出限为4.4ng/mL,RSD为0.37%;定量限14.5 ng/mL,RSD为7.4%,加标回收率在81.6%~101.3%之间.本方法定量准确,操作简单,适用于曲奇饼干中丙烯酰胺的测定.
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食品研究与开发
ISSN: 1005-6521
CN: 12-1231/TS
Year: 2012
Issue: 9
Volume: 33
Page: 150-153
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SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: -1
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30 Days PV: 0
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