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隐性孔雀石绿在有机溶剂中的光化学降解过程

张俊艳 温裕云 刘琚 金贵娥 弓振斌

厦门大学学报(自然科学版)2011,Vol.50Issue(z1):32-37,6.
厦门大学学报(自然科学版)2011,Vol.50Issue(z1):32-37,6.

隐性孔雀石绿在有机溶剂中的光化学降解过程

Mechanism Studies on the Photochemical Degradation of Leucomalachite Green in Organic Solvent Media

张俊艳 1温裕云 1刘琚 1金贵娥 1弓振斌1

作者信息

  • 1. 厦门大学 海洋与环境学院,近海海洋环境科学国家重点实验室,福建 厦门 361005
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摘要

Abstract

The mechanism of photochemical degradation of leucomalachite green (LMG) in solvent media has been investigated with a laboratory-built photochemical degradation (PCD) device. Spectrometric characteristics of LMG and it main degradation products suggested that LMG had deassociated under UV irradiation. The kinetics of the photochemical reaction demonstrated that laboratory-built PCD was of high efficiency for off-line degradation of interested organic compound. The photo-degradation reaction of LMG in organic solvent media was approximately pseudo-first-order reaction. Mass spectrometric results showed that LMG was oxidized and converted into Malachite green (MG) when irradiated with UV lamp. A series of demethyl derivatives were also found as the MG was further shined with UV lamp.

关键词

隐性孔雀石绿/光化学降解过程/光降解机理/有机溶剂

Key words

leucomalachite green/photodegradation/mechanism/organic solvent media

分类

生物科学

引用本文复制引用

张俊艳,温裕云,刘琚,金贵娥,弓振斌..隐性孔雀石绿在有机溶剂中的光化学降解过程[J].厦门大学学报(自然科学版),2011,50(z1):32-37,6.

基金项目

福建省食品药品监督管理局委托项目 ()

厦门大学学报(自然科学版)

OA北大核心CSCDCSTPCD

0438-0479

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