PFAS: Very Persistent Chemicals | Handlebars

2024-04-04 15:57:28

How are PFAS regulated?

at the international level

this stockholm conference (2001), an international agreement designed to regulate certain persistent organic pollutants, regulates several compounds in the PFAS family globally. Since 2009, the production and use of PFOS has been subject to a set of acceptable specific uses (photo imaging, certain light-stable and anti-reflective coatings, etchants for compound semiconductors and ceramic filters, aerospace hydraulics oils, metal plating) closed loop systems, certain medical equipment, firefighting foams, certain insect baits). Since 2020, PFOA has been banned from import, export, production and use, except for specific exemptions.

at European level

In Europe, several actions are underway to extend the Stockholm Convention to other substances in the perfluorinated family. European initiatives on this topic were highlighted in 2020, in line with Strategy Sustainable development of the EU in chemicals.

You go REACH Regulation 1907/2006

The strategy specifically mentions PFAS as a priority focus for risk management. In this context, Global restrictions on PFAS Submitted in January 2023 and supported by five member states: Sweden, Norway, Denmark, the Netherlands and Germany Under review by the European Chemicals Agency (ECHA). It proposes to ban the production and placing on the market of substances, mixtures and articles containing PFAS in Europe due to their persistence. Exemptions are proposed for certain uses based on the availability of applicable alternatives, most of which are time-limited.

This restriction complements the proposal submitted by ECHA in January 2022 and relates more specifically to Ban the use of PFAS in firefighting foam. The procedure is ongoing at European level.

drinking water regulations

PFAS in Drinking Water Monitoring by European Directives Decree No. 2020/2184 of December 16, 2020, concerning the quality of water for human consumption (EDCH). Therefore, to date, the mass limit for 20 PFAS in EDCH has been set at 0.10 µg/L. Another parameter called “PFAS (total)” has also been introduced, with an associated mass limit of 0.50 µg/L: intended to integrate all measurable PFAS in water.

The directive will be translated into French law in January 2023. Amendment to the Act on January 11, 2007 A quality limit of 0.1 µg/L has been included for 20 PFAS, and starting from January 1, 2026, regional health agencies will incorporate the systematic search of PFAS into the health control of EDCH. Any situations where the new quality limits are exceeded must be taken into account.

In addition, PFOS and its derivatives appear on the priority substances list of the Water Framework Directive. Therefore, they are included in the monitoring and control of water bodies at EU level to improve the quality of the chemical and ecological conditions of surface and groundwater. Nationwide, yes Decree of January 25, 2010 After revision, a water status monitoring program was established in accordance with Article R. 212-22 of the Environmental Regulations. The decree was revised in 2022 to integrate the 20 PFAS (groundwater) and PFOS (surface water) listed in the above-mentioned Directive No. 2020/2184 of December 16, 2020.

food regulations

As of January 1, 2023, certain food products of animal origin (fish, molluscs, crustaceans, eggs, meat and offal from slaughtered animals, poultry and game) will be restricted as part of the marketing of these goods. Four PFAS are regulated (Regulation (EU) 2023/915): Products cannot be sold if they do not comply with regulations. On the other hand, there is no limit for personally produced food.

In addition, the European Commission has also issued recommendations ((UE)2022/1431 wait (UE)2022/1428) for member states to monitor the content of various PFAS in food between 2022 and 2025.

What work is the Agency doing on these compounds?

The agency has been interested in the PFAS issue for years. She has carried out important work aimed at:

Better understand the uses, sources of exposure, and toxicity of these compounds; develop toxicological reference values ​​for certain substances; assess the risks associated with PFOA releases from nonstick cookware coatings; and establish inventories of PFAS in water resources and water for human consumption.

Recently, the agency launched a series of efforts as part of a mass referral effort required by its five regulatory divisions. The purpose is to conduct an environmental pollution assessment, prioritize substances requiring monitoring, and propose toxicological reference values ​​for long-term oral exposure. This topic is one of the priorities of its work program from 2023 and in the coming years. To this end, it mobilized eight expert groups, including two working groups for this.

Additionally, PFAS are now included in major surveys conducted by ANSES, specifically the National Exercise and Total Diet Survey (EAT 3) that monitors emerging contaminants in drinking water.

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