1,4-dioxane

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1,4-dioxane

[¦wən ¦fȯr dī′äk‚sān]
(organic chemistry)
C4H8O2 The cyclic ether of ethylene glycol; it is soluble in water in all proportions and is used as a solvent.
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As part of this ROD, EPA has also decided to accelerate the cleanup of 1,4 dioxane in groundwater by initially addressing the contamination under Non-Time Critical Removal Authority.
Low 1,4 dioxane and amide-free formulations to address new Prop 65 standards and consumer expectations; as well as
5 million grant from the National Institute of Environmental Health Sciences (NIEHS) to demonstrate at scale a novel technology for the treatment of 1,4 dioxane in water.
The 1,4 dioxane is a colourless, flammable liquid with faint odour and belongs to heterocyclic organic compound with two oxygen atoms, each with free electrons which make them hydrophilic and miscible in water (Fig.
Qatar's expert panel which issued the order late on Saturday said the compound 1,4 dioxane was found above 10 parts per million (ppm) in the two variants of the shampoo brand.
The 1,4 dioxane content in Himalaya shampoos is well within the limits set by regulatory bodies.
With a unique focus on above-ground treatment technologies, this Third Edition discusses new chemical analysis methods and regulations covering arsenic, radon, 1,4 dioxane, MTBE, Pechlorate, and NDMA amongst other emerging contaminants.
EPA s proposal would also accelerate the cleanup of 1,4 dioxane and Volatile Organic Compounds (VOCs) in groundwater.
The two immediate chemicals in question are 1,4 dioxane and the preservative formaldehyde which is slowly released by Quaternium 15 and other formaldehyde donor products.
The allegations about the presence of 1,4 dioxane and formaldehyde in personal care products were made in a report to be released March 12, 2009, by the Campaign for Safe Cosmetics (CSC).
The EPA has classified the 1,4 Dioxane as a Group B2, a probable human carcinogen.
A couple of J&J's reformulation efforts include the reduction of 1,4 dioxane to a maximum of 10 parts per million in adult products and the phase out of formaldehyde-releasers in adult products.