无外热快速测定工业废水中COD_(cr)方法研究  

THE RESEARCH OF QUICK MEASURING COD_(cr) IN INDUSTRIAL WASTEWATER WITHOUT REFLUX

作　　者：王东锋[1] 冯云波[1] 

机构地区：[1]安阳钢铁集团有限责任公司

出　　处：《河南冶金》2003年第3期21-23,共3页Henan Metallurgy

摘　　要：本文讨论了无外加热条件下 ,直接利用浓H2 SO4 与水混合放出的热量来加热水样的快速CODcr的测定方法。实验结果表明 :该方法具有较高的准确度、精密度 ,快速、低耗。This article discussed the method of quick measuring COD cr with the quantity of heat of mixing dense H 2SO 4 and water directly without reflux.The result stated:This method possessed the following character:the high accuracy,high reproducility,high speed,low consumption and good reliability.

关 键 词：工业废水 CODCR 化学需氧量 无外加热 硫酸浓度 测定 

分 类 号：X832[环境科学与工程—环境工程]