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.

However non culturable cells bacteria that do not grow or divide were still present. 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. Because it is a hazardous gas chlorine dioxide is always made at the location where it is used. 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.

It is commonly used to disinfect drinking water. 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. Sussman and rauh 1978. Coli on radish seeds without damaging the seeds.

Uses benefits powerful disinfection in water treatment. Chlorine dioxide is used as a bleach at pulp mills which make paper and paper products and in public water treatment facilities to make water safe for drinking. Chlorine dioxide treated water significantly reduced escherichia coli e. Coli bacteria counts on baby spinach.

Chlorine dioxide treatment and dry heating eliminated e. 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. Its most common use in water treatment is as a pre. Chlorine dioxide is a yellow to reddish yellow gas that can decompose rapidly in air.

When used in very small quantities to disinfect water it is safe and does not lead to health risks. Thus it can help with food safety. 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.