Chlorine Dioxide Water Treatment Safety

Chlorine dioxide clo 2 is a versatile broad spectrum biocide with a 75 year track record of safe and effective drinking water treatment industrial water treatment and wastewater treatment it selectively oxidizes biological pathogens without co generating trihalomethanes thms bromates and other toxic disinfection by products dbps.

Chlorine dioxide water treatment safety.

4 17 chlorine dioxide was introduced as a drinking water disinfectant on a large scale in 1956 when brussels belgium changed from chlorine to chlorine dioxide. Uses benefits powerful disinfection in water treatment. Because it is a hazardous gas chlorine dioxide is always made at the location where it is used. Coli on radish seeds without damaging the seeds.

Chlorine dioxide is a disinfectant when added to drinking water it helps destroy bacteria viruses and some types of parasites that can make people sick such as cryptosporidium parvum and giardia lamblia the environmental protection agency epa regulates the maximum concentration of chlorine dioxide in drinking water to be no greater. Thus it can help with food safety. Although chlorine dioxide can reduce odour from some water components it has also been reported to have caused strong chlorinous odours in some residences during distribution dietrich hoehn 1991. Chlorine dioxide s water solubility and hence its odour threshold is decreased with.

Chlorine dioxide products have not been shown to be safe and effective for any use including covid 19 but these products continue to be sold as a remedy for treating autism cancer hiv aids. Coli bacteria counts on baby spinach. However non culturable cells bacteria that do not grow or divide were still present. Chlorine dioxide is a yellow to reddish yellow gas that can decompose rapidly in air.

Its most common use in water treatment is as a pre. The niagara falls new york water treatment plant first used chlorine dioxide for drinking water treatment in 1944 for destroying taste and odor producing phenolic compounds. Chlorine dioxide treatment and dry heating eliminated e. For industrial use where much greater amounts are used than in water treatment chlorine dioxide is prepared by reduction of sodium chlorate naclo 3 with agents such as sulphur dioxide so 2 methanol ch 3 oh or chloride cl generally in several molar sulphuric acid h 2 so 4 solutions gall 1978.

It is commonly used to disinfect drinking water. Sussman and rauh 1978. Overview information chlorine dioxide is a gas.