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用藻类生长抑制试验研究光电催化水中五氯酚毒性特征

Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2006-11-30

Journal: 大连理工大学学报

Included Journals: CSCD、ISTIC、PKU

Volume: 46

Issue: 6

Page Number: 808-812

ISSN: 1000-8608

Key Words: 光电催化;五氯酚;毒性评价;环境安全性

Abstract: 采用96 h藻类生长抑制试验考查了光电催化水中五氯酚过程中以及不同降解条件下的急性毒性变化规律. 结果表明,光电催化去除五氯酚水溶液毒性的能力高于直接光解、电氧化;光电催化降解五氯酚的过程中溶液毒性逐步降低,反应2 h后,溶液的毒性降低到初始毒性的11%. 反应最佳条件为电解质Na2SO4浓度0.01 mol/L,pH在7左右.

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