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author:

陈柯星 (陈柯星.) [1] | 郑申西 (郑申西.) [2] | 林捷 (林捷.) [3] | 柯华 (柯华.) [4]

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CQVIP PKU

Abstract:

目的研究建立食品中曲酸的气相色谱分析方法,并应用于样品中曲酸的测定。方法样品经0.01 mol/L盐酸超声提取,一定量提取液采用真空冷冻干燥技术去除水分,残渣用甲醇+乙酸乙酯(1+1)超声溶解,取上清液采用DB-17毛细管柱进行气相色谱分析。结果本方法在2 mg/L-200 mg/L范围内线性良好,相对标准偏差(RSD)0.89%-8.16%(n=6),加标回收率83.5%-104.1%,最低检出限为2.0 mg/L。结论本方法适于果汁、火腿肠等样品中曲酸的测定,方法灵敏度高、结果准确。

Keyword:

曲酸 气相色谱法 真空冷冻干燥技术

Community:

  • [ 1 ] 福州大学化学化工学院,福建福州350108
  • [ 2 ] 福州市疾病预防控制中心,福建福州350004

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Source :

中国卫生检验杂志

ISSN: 1004-8685

Year: 2014

Issue: 14

Page: 1991-1993

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 6

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