Regulatory data is for reference only. Always verify with the official regulator before making formulation decisions. Last refreshed: 10/13/2026.
Ingredients/Di-tert-butyl peroxide
Di-tert-butyl peroxideCAS 110-05-4
EU CosIng II — prohibitedASEAN II — prohibitedUK OPSS — prohibited
Is Di-tert-butyl peroxide restricted in cosmetics?
Di-tert-butyl peroxide is prohibited in EU CosIng, ASEAN and UK OPSS. Markets not named here hold no entry for it, which is not a clearance.
- CAS
- 110-05-4
- INCI
- Di-tert-butyl peroxide
- Data refreshed
- 2026-10-13
Regulatory status
What this means
Di-tert-butyl peroxide has regulatory signals in EU CosIng, ASEAN, UK OPSS. Review the source links above for the official conditions and latest updates.
Recent regulatory changes
No recorded regulatory changes for Di-tert-butyl peroxide yet.
Common questions
- Is Di-tert-butyl peroxide restricted in EU cosmetics?
- Di-tert-butyl peroxide is prohibited in EU cosmetics according to EU CosIng Annex II.
- Is Di-tert-butyl peroxide restricted under the ASEAN Cosmetic Directive?
- Di-tert-butyl peroxide is prohibited under the ASEAN Cosmetic Directive Annex II.
- Is Di-tert-butyl peroxide restricted in UK OPSS?
- Di-tert-butyl peroxide is prohibited in cosmetics under UK OPSS.
- What is the CAS number for Di-tert-butyl peroxide?
- The CAS number for Di-tert-butyl peroxide is 110-05-4.
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