The Army study focuses on how best to treat groundwater for TCE (Trichloroethylene) and 1,4 dioxane
"Very low" levels of benzene also were detected in monitoring wells around the landfill but the concern is less because benzene is biodegradable while 1,4 dioxane
is not, said DEP spokesman Ed Putnam.
The pulverized wafer pieces were transferred into a small disk filed with different solvents of the same volume such as THF, 1,4 Dioxane
, DMSO, DMF, C[Cl.sub.4], cyclohexane, chloroform, methanol, and ethanol.
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.
In 2009, for example, the Campaign for Safe Cosmetics analyzed dozens of children's products and found that many contained formaldehyde and 1,4 dioxane
, two substances slated for removal by J&J.
After the Campaign for Safe Cosmetics (CSC) issued last month the results of study that found high levels of 1,4 dioxane
and formaldehyde in personal care products, the Personal Care Product Council issued a statement challenging the results.
Redha Salman, director of public health and safety department for Dubai Municipality said that tests revealed the evidence of 1,4 Dioxane
. According to the US Environmental Protection Agency, the testing of this chemical compound on mice resulted in their developing liver and gall bladder failure.
"The 1,4 dioxane
content in Himalaya shampoos is well within the limits set by regulatory bodies.
The ROD also includes plans to clean up a 1,4 dioxane
plume in the groundwater, which may be migrating to below the adjacent Assabet River.