机构地区: 大连市环境科学设计研究院
出 处: 《广东化工》 2007年第11期107-110,56,共5页
摘 要: Fenton法是一种高级氧化技术(Advanced Oxidation Technologies,AOTs),它是由过氧化氢与催化剂Fe2+所构成的氧化体系产生两种活泼的氢氧自由基(HO2.和.OH),从而引发和传播自由基链反应,加快有机物和还原性物质的氧化。本文简要介绍了羟基自由基(.OH)的形成及反应机理,并着重介绍了测定羟基自由基的方法及其进展趋势。 Fenton method belongs to one of advanced oxidation technology. It is an oxidation system which consists of H2O2 and catalyst Fe^2+. In Fenton system, H2O2 is under Fe^2+ catalyst function, which can produce two kinds of lively hydroxyl radical (HO2·and ·OH) by Fe^2+ catalyst function. This paper briefly introduced the generation and oxidation mechanism about hydroxyl radical, and mainly introduced determination methods and developing trend of hydroxyl radicals.
领 域: [环境科学与工程]