trihalomethane

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Related to Trihalomethanes: THMS

trihalomethane

(trī′hăl-ə-mĕth′ān′)
n.
Any of several chemical compounds in which halogen atoms replace three of the hydrogen atoms normally present in a methane molecule. These toxic compounds can occur in chlorinated water as a result of reaction between organic materials in the water and chlorine added as a disinfectant.
References in periodicals archive ?
This method is not good for VOCs, trihalomethanes, and some pesticides.
In the second experiment, the formation of trihalomethanes dependent variable composition and quality parameters [temperature, amount of chlorine added humic acid and pH] are independent variables To study the formation of trihalomethanes compounds in samples with concentrations of humic acid [5,4,3,2] and the amount of chlorine was added to 5 mg at 25[degrees]C and pH [7] in each disinfection system and the same two similarly prepared 72 hours and the temperature was hold.
KeyWords: Trihalomethanes, tap water, chlorination, PCA, WHO guideline value.
Trihalomethanes - Which can cause liver, kidney and central nervous system problems; 2.
Formation of trihalomethanes during the disinfection process in the potabilisation of water
The magazine story referred to a Safe Drinking Water Information System report from 2007 on TTHMs (Total Trihalomethanes ).
Each bottle contains a micro-filtration cartridge infused with coconut shell carbon, which reduces chlorine, chloramines, Volatile Organic Compounds (VOCs), Trihalomethanes (THMs), odor, taste, and heavy metals by up to 99%.
The danger comes from chemical by-products known as trihalomethanes, formed when chlorine reacts with natural substances in water.