Compoatlas

ACID ORANGE 24

Official label name (INCI name, EU glossary of cosmetic ingredient names), No 856

ACID ORANGE 24: Prohibited in hair dyes (Annex II, entry 1232), under Regulation (EC) No 1223/2009.

In plain words

What it is used for

Functions declared by manufacturers:

Hair dyeing: colours hair.

What the rules say

Prohibited as a substance in hair dye products. This entry does not cover other uses, which may fall under another annex.

The text of the annexes

Prohibited in hair dyes

CosIng links the name ACID ORANGE 24 to this entry. The cases of prohibition are explained above, in “In plain words”; the official title is given below.

Entry
Annex II, No 1232
Substance
Acid Orange 24 (CI 20170), when used as a substance in hair dye products
CAS
1320-07-6
EC
215-296-9
Dates in the act (10)
  • Entry into force on 11 January 2010
  • Application from 1 December 2010
    It shall apply from 11 July 2013, with the exception of: — Article 15(1) and (2) which shall apply from 1 December 2010, as well as Articles 14, 31 and 32 to the extent that they are necessary to apply Article 15(1) and (2); and — Article 16(3) second subparagraph, which shall apply from 11 January 2013.
  • Entry into force on 1 December 2010
  • Condition applicable from 11 January 2012
    As from 11 January 2012, by way of derogation from Directive 76/768/EEC, notification carried out in accordance with Article 13 of this Regulation shall be considered to comply with Article 7(3) and Article 7a(4) of that Directive
  • Application from 11 January 2013
    July 2013, with the exception of: — Article 15(1) and (2) which shall apply from 1 December 2010, as well as Articles 14, 31 and 32 to the extent that they are necessary to apply Article 15(1) and (2); and — Article 16(3) second subparagraph, which shall apply from 11 January 2013.
  • Entry into force on 11 January 2013
  • Application from 11 July 2013
    It shall apply from 11 July 2013, with the exception of: — Article 15(1) and (2) which shall apply from 1 December 2010, as well as Articles 14, 31 and 32 to the extent that they are necessary to apply Article 15(1) and (2); and — Article 16(3) second subparagraph, which shall appl
  • Entry into force on 11 July 2013
  • Placing on the market before 11 July 2013
    Article 39 Transitional provisions By way of derogation from Directive 76/768/EEC, cosmetic products which comply with this Regulation may be placed on the market before 11 July 2013.
  • Placing on the market from 11 July 2013
    As from 11 July 2013, a distributor who makes available in a Member State a cosmetic product already placed on the market in another Member State and translates, on his own initiative, any element of the labelling of that product in order to comply with national law, shall submit, by electronic means, the following info

Excerpts from the English text published in the Official Journal. A date may concern only some substances of the act: the excerpt says so.

Identity

CosIng identifier
41711
CAS (according to CosIng)
1320-07-6, 6371-84-2
EC (according to CosIng)
215-296-9
Declared functions
Hair dyeing

CosIng cites 2 CAS numbers for this name: it covers several substances.

Elsewhere in the world

Information on other jurisdictions. What is covered, and what is not yet.

United Kingdom (Great Britain)

  • Prohibited in hair dyes (Annex II)

Same entries as in the European Union. Conditions (concentrations, warnings) may differ: they are not compared here.

Switzerland

Regulation (EC) No 1223/2009 applies in Switzerland (Article 54 of the Ordinance on Foodstuffs and Utility Articles).

United States, federal rules

None of the integrated sections of the federal code (21 CFR 700.11 to 700.27 and 250.250) targets this name. The FDA does not publish a list of allowed ingredients.

South Korea

  • Prohibited: 애씨드오렌지24(CI 20170)

    별표 1 (prohibited substances), entry 583, page 31.

China

  • Prohibited: 酸性橙 24（CI 20170） (Acid Orange 24 （CI 20170） （CAS No. 1320-07-6）)

    表1 化妆品禁用原料目录 (prohibited substances, 2021年第74号), entry 272, page 附件2 (.doc) table row 272 ; TID reprint p.13.

Brazil

  • Prohibited: Laranja Ácido 24 (CI 20170), quando usado como substância que entra na composição de corantes capilares

    RDC 529/2021, Anexo (prohibited substances), entry 1232, page 42. Conditions (source text, in Portuguese): N° UE: 1232

Glossary: Commission Implementing Decision (EU) 2025/1175. Page updated on 21 October 2026.