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EU restricts D4, D5, D6 cyclic siloxanes under REACH Annex XVII Entry 70
EU REACH ANNEX XVII Entry 70European CommissionEU
Announced
May 17, 2024
Effective
Jun 6, 2026
Implementation
Jun 6, 2026
Description
Commission Regulation (EU) 2024/1328 amends Entry 70 of REACH Annex XVII to restrict octamethylcyclotetrasiloxane (D4, CAS 556-67-2), decamethylcyclopentasiloxane (D5, CAS 541-02-6), and dodecamethylcyclohexasiloxane (D6, CAS 540-97-6). From June 6, 2026, these substances shall not be placed on the market as a substance on its own, as a constituent of other substances, or in mixtures in a concentration equal to or greater than 0.1% by weight. They shall also not be used as a solvent for dry cleaning of textiles, leather, and fur.
Sources
Key Findings
EU restricts D4, D5, D6 cyclic siloxanes under REACH Annex XVII Entry 70
Regulation (EC) No 1907/2006 of the European Parliament and of the Council concerning the Registration, Evaluation, Authorisation and Restriction of Chemicals (REACH) as regards octamethylcyclotetrasiloxane (D4), decamethylcyclopentasiloxane (D5) and dodecamethylcyclohexasiloxane (D6) (Text with EEA relevance) THE EUROPEAN COMMISSION, Having regard to the Treaty on the Functioning of the European Union,