2,4-二甲基苯胺和2,6-二甲基苯胺废水的气相色谱分析

Determing 2,4-xylidine and 2,6-xylidine in wastewater by gas chromatography

提出了用气相色谱法测定工业废水中２，４－二甲基苯胺和２，６－二甲基苯胺的分析方法，研究了最佳测试条件。该法用于测定废水样品和标准样品中２，４－二甲基苯胺和２，６－二甲基苯胺，结果令人满意。方法的回收率在９６．２％～１０２．８％之间。

The determination of 2,4-xylidine and 2,6-xylidine in wastewater by gas chromatography is presented. The optimum working condition for the determination is found. Water and standard sample are determined with satisfactory results. The recoveries are between 96 2% and 102 8%.