水质硫化物直接吸收显色法中前置气体分离管存在的缺点和替换方法

The Disadvantages and Substitution Method of Gas Separation Tube Used in Analyzing Sulfide in Water by Color Method with Direct Absorption

介绍了直接吸收显色法分析水质硫化物中,气体分离管在实际操作中存在的缺点和氢氧化钾溶液替换气体分离管的优点,并通过实验来论证替换的可行性。

This article introduces the disadvantages of gas separation tube which is used in analyzing sulfide in water by color method with direct absorption in practical operation, and the advantages of KOH solution as a replacement of gas separation tube are also proposed. The feasibility of the substitution method is verified by experiment.