Description

Given the pH, the temperature and the concentration of chlorine in water, finds the necessary contact time to assure its disinfection.

Annex 3

Table of minimum contact time to be observed for disinfection in collective alternative water supply systems and solutions with collection from surface water sources, according to the concentration of free residual chlorine, the temperature and the pH of the water.

Annex 4

Table of minimum contact time to be observed for disinfection in collective alternative water supply systems and solutions with collection from surface water sources, according to the concentration of combined residual chlorine (chloramines) and the temperature of the water, for water pH values ​​between 6.0 and 9.0.

Annex 5

Table of minimum contact time to be observed for disinfection in collective alternative water supply systems and solutions with collection from surface water sources, according to the concentration of chlorine dioxide and the temperature of the water.

Annex 6

Table of minimum contact time to be observed for disinfection in collective alternative water supply systems and solutions with collection from underground sources, according to the concentration of free residual chlorine, the temperature and the pH of the water.

Annex 7

Table of minimum contact time to be observed for disinfection in collective alternative water supply systems and solutions with collection from underground sources, according to the concentration of combined residual chlorine (chloramines) and the temperature.

Annex 8

Table of minimum contact time to be observed for disinfection in collective alternative water supply systems and solutions with collection from underground sources, according to the concentration of chlorine dioxide and the temperature of the water.