气相色谱内标法

Internal standard method of gas chromatography

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1
化学
- gas chromatography using an internal standard
  Thus, a new analysis method for the determination of 2-MN and 2-MNQ in reaction solution by gas chromatography using an internal standard was developed with recovery as 98%～102% and RSD less than 2%.
  本文采用气相色谱内标法，建立了可同时对电氧化反应液中2-MNQ和2-MN进行定量分析的新方法，该方法的回收率为98％～102％，相对标准偏差小于2％。
2
农业科学
- internal standard gas chromatography

1
本文介绍了以邻苯二甲酸二丁脂为内标物，对5%避蚊胺驱虫花露水进行有效成份测定的气相色谱分析法。
A quantitative analytical method of 5% diethylmethylbenzamide in drive-worms floral- water by GC was introduced, Dibutyl Phthalate was selected as internal standard.
2
气相色谱测定维生素E含量时为什么使用内标法？
Why is the internal reference standard method employed for the assay of Vitamin E by GC?
3
方法用DM - 624毛细管气相色谱柱，顶空进样法，FID检测器，以甲醇为内标进行测定。
METHODS the samples were injected into DM-624 capillary column by headspace sampler and analysed with FID detector using methanol as the internal standard.

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