Release Time:2019-03-10  Hits:

Indexed by: Journal Article

Date of Publication: 2003-10-25

Journal: 环境污染与防治

Included Journals: CSCD、ISTIC、PKU

Volume: 25

Issue: 5

Page Number: 310-311

ISSN: 1001-3865

Key Words: 氯离子;CODCr;硝酸银

Abstract: 对CODCr值较低,但氯离子浓度很高的水样中CODCr的测定方法进行了初步研究,比较了稀释法、硝酸银法、硫酸汞加入法各自的优缺点.结果表明,用硝酸银法测定悬浮颗粒物较少的水样中CODCr,既可去除水样中Cl-的干扰,又可真实地测定CODCr值,同时也不会带来二次污染.