美国环境保护署(EPA)发布了根据《有毒物质控制法》(TSCA)对溶剂1,4-二氧六环(CAS# 123-91-1)进行风险评估和确定最终风险的补充。EPA已确定该化学物质对人类健康构成不合理的伤害风险。1,4-二氧六环有可能致…
EPA is floating long-awaited revisions to its TSCA risk determination for 1,4-dioxane, finding the substance poses unreasonable risk that must be regulated as a "whole chemical," a decision that would override the Trump EPA's use-by- use findings and open the door to regulating the solvent...
EPA is now working to address the unreasonable risks identified in the final risk evaluation (in accordance with the applicable procedures under the TSCA), and may propose steps such as regulating use of 1,4-dioxane, or placing restrictions or prohibitions on manufacture, among others. Under ...
EPA says it is preparing a new analysis of risks posed by “down-the-drain releases” of 1,4-dioxane as part of its supplemental TSCA evaluation, in the agency’s first public hint of how it will seek to strengthen a Trump-era review that was widely criticized as too lenient in part ...
Environmentalists are pressing EPA to conduct a second peer review and expand a short public comment window on its controversial supplement to the agency’s draft TSCA evaluation on 1,4-dioxane, which found no unreasonable risks from a host of new consumer uses the agency evaluated, which would...
美国环境保护署(EPA)发布了根据《有毒物质控制法》(TSCA)对溶剂1,4-二氧六环(CAS# 123-91-1)进行风险评估和确定最终风险的补充。EPA已确定该化学物质对人类健康构成不合理的伤害风险。1,4-二氧六环有可能致癌并损害肝脏和鼻腔组织。 尽管1,4-二氧六环是根据修订后的TSCA法规审查的首批十种化学物质之一,但EPA ...
the cancer-causing chemical 1,4-dioxane is a common drinking water contaminant, but EPA ignored this in its current evaluation, leaving communities at risk. Communities' ongoing exposure to past spills are not factored in to the TSCA evaluation of risk, although best scientific practice would cons...
Industry criticises'old,limited'data in TSCAevaluation of 1,4-dioxane Exposure data the US EPA used inits draft supplemental TSCA riskassessment of 1,4-dioxane aretoo limited and old to accuratelyrefl ect modern workplaceprac... CW Group - 《Chemical Watch》 被引量: 0发表: 2023年 ...
EPA says it will release its draft supplement to the TSCA evaluation of 1,4-dioxane in June, and that the document will include novel "aggregate exposure" analyses as part of what officials have repeatedly labeled the most extensive of the Biden administration's look-backs at Trump-era ...
EPA Releases Problem Formulation and Initial Assessment for 1,4-Dioxane Under TSCA Work PlanOn April 20, 2015, the U.S. Environmental Protection Agency (EPA) released its problem formulation and initial assessment of the chemical 1,4-Dioxane...Stephen Wieroniey...