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Assessment Phase

1,4-Dioxane
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1,4-Dioxane is a likely human carcinogen that has been used in food additives and laboratory and manufacturing processes. It is also a byproduct of many chemicals used in household products, personal care products, plastics, and polyester, and from the 1950’s to 1996.

1,4 Dioxane (14DX-1)
Section 1 (History of Use)
How 1,4-Dioxane was used in the past and how to determine potential sources of 1,4-dioxane.

1,4 Dioxane (14DX-1)
Section 2.0 (Regulatory Framework)
Presents the information about the regulatory framework of 1,4-dioxane.

1,4 Dioxane (14DX-1)
Section 3 (Fate and Transport)
Overview of the chemical and physical properties of 1,4-dioxane and how they impact environmental fate and transport.

1,4-Dioxane (14DX-1)
Section 3.1 (Chemical and Physical Properties) including Table 3-1 to Section 3.1.4

Discusses physical and chemical properties of 1,4-dioxane as well as key properties that are relevant to 1,4-dioxane’s fate and transport.

1,4 Dioxane (14DX-1)
Section 4.0 (Sampling and Analysis)
Describes potential sampling concerns when sampling for 1,4-dioxane; identifies the common analytical methods available for 1,4-dioxane in different matrices, including water, solids, and air; and highlights the benefits and limitations of the available analytical methods.