Cosmetic Products Regulation, Annex II - Prohibited Substances

This list contains substances which are banned from use in any cosmetic products marketed for sale or use in the European Union.

Hydrocarbons, C4, steam-cracker distillate

A complex combination of hydrocarbons produced by the distillation of the products of a steam cracking process. It consists predominantly of hydrocarbons having a carbon number of C4, predominantly 1-butene and 2-butene, containing also butane and isobutene and boiling in the range of approximately minus 12°C to 5°C (10.4°F to 41°F). ecnumber: 295-405-4 casnumber: 92045-23-3
Ref No.
Product type, body parts
All cosmetic products
Maximum Threshold
0 %
Not permitted if substance contains > 0.1% (w/w) Butadiene