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1,4-Dioxane; a colorless liquid used as a solvent for cellulose esters and in histology as a drying agent.
Synonym(s): 1, 4-diethylene dioxide
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The State's approval of new treatment technology to remove 1,4-dioxane will allow New York to stay ahead of emerging water quality issues and will inform the statewide Drinking Water Quality Council, a group of experts charged with recommending maximum contaminant levels (MCLs) to the state in the absence of federal guidance.
A report last month by engineering firm Jacobs said the probability that 1,4-dioxane could reach the reservoir's intake 7.
According to DeLeo, as a result of this survey, EPA has concluded that it is unlikely that 1,4-dioxane is intentionally used in formulations of currently available commercial and consumer products.
The used solvents were as follows: tetrahydrofuran (THF), 1,4-dioxane (D), toluene (T), anisole (An), and diphenyl ether (DPE).
Therefore, the main goal of this paper was to evaluate the preferential solvation of some structurally related sulfonamides in 1,4-dioxane + water co-solvent mixtures, based on thermodynamic definitions.
Other ingredients to avoid for many reasons include diethanolamine (DEA), triethanolamine (TEA), 1,4-dioxane, ethoxylated alcohols, butyl cellosolve (aka ethylene glycol monobutyl ether), and p-nonylphenol.
Many cosmetics, shampoos and body washes contain a laundry list of potentially dangerous chemicals including 1,4-dioxane, which has been linked to cancer in animals, and phthalates, parabens and triclosan, all known endocrine disruptors which can alter the way hormones behave in the body.
Depleted uranium metal is reacted with iodine in 1,4-dioxane, a common organic solvent, at 25 C, using conventional glassware in a traditional laboratory setting.
005 M H2SO4) in 40% 1,4-dioxane media with copper(II) to give a highly absorbent greenish yellow chelate with a molar ratio 1:1(CuII: SAL-BH) The reaction is instantaneous and the maximum absorption was obtained at 404 nm and remains stable for 72 h.
Fresh & Easy said its Green Things household cleaners are made with plant-based formulas that are biodegradable and pH-neutral and are free of dyes and perfumes as well as such chemicals as 1,4-dioxane and phosphates.
But in 2010, an EPA study of the site found that 1,4-dioxane, a contaminant not previously assessed, may be present on that property.