煤矿排放废水的化学耗氧量的特性及其测定方法研究  

Study on the Characteristics and Measurement Methods of Chemical Oxygen Demand in Coal Mine Wastewater Discharge

作　　者：屈瑶 Qu Yao(Shanxi Coking Coal Fenxi Mining Industry Group Environmental Protection and Health Management Department,Jiexiu Shanxi 032000,China)

机构地区：[1]山西焦煤汾西矿业集团环保健康管理部,山西介休032000

出　　处：《山西化工》2023年第10期209-211,共3页Shanxi Chemical Industry

摘　　要：化学耗氧量的测定工作是煤矿排放废水处理中的重要分析方式,直接影响着后续的污水处理方式选择与处理质量,关系着环境保护工作水平。为此从煤矿排放废水化学耗氧量的特征出发,探讨了常用的化学耗氧量测定方法,如高锰酸钾法与重铬酸钾法,并提出了提高耗氧量测定结果准确性的实践措施,希望为有关部门提供参考。The measurement of chemical oxygen consumption is an important analytical method in the treatment of coal mine wastewater,which directly affects the selection and quality of subsequent sewage treatment methods,and is related to the level of environmental protection work.Starting from the characteristics of chemical oxygen consumption in coal mine wastewater discharge,this paper explores commonly used methods for measuring chemical oxygen consumption,such as potassium permanganate method and potassium dichromate method,and proposes practical measures to improve the accuracy of oxygen consumption measurement results to provide reference for relevant departments.

关 键 词：煤矿排放废水 化学耗氧量测定 化学耗氧量特性 测定方法 

分 类 号：X832[环境科学与工程—环境工程] O652[理学—分析化学]