This standard specifies the determination method of residual chlorine and free chlorine in industrial circulating cooling water. This standard is applicable to the analysis of residual chlorine and free chlorine in raw water and industrial circulating cooling water, and the determination range is 0.03mg/L~2.5mg/L.
GB/T 14424-2008 Referenced Document
GB/T 601 Chemical reagent.Preparations of reference titration solutions*, 2016-10-13 Update
GB/T 14424-2008 history
2008GB/T 14424-2008 Industrial circulating cooling water.Determination of residual chlorine
1993GB/T 14424-1993 Analysis of water used in boiler and cooling system. Determination of free chlorine residuals