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Substance group

What counts as Aromatic amines released by azo…?

Only European Union defines Aromatic amines released by azo dyes in its law. Read the definition below. You tell us if your product contains it; we never guess from its name.

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Group

Definitions

Market
Definition
Listed members
Source
Aromatic amines listed in Appendix 8 (entry 43) that azodyes may release by reductive cleavage
4-Aminobiphenyl (4-aminodiphenyl), Benzidine [and its salts], p-Chloro-o-toluidine, 2-Naphthylamine, o-Aminoazotoluene, 5-Nitro-o-toluidine, p-Chloroaniline, 2,4-Diaminoanisole, 4,4'-Methylenedianiline, 3,3'-Dichlorobenzidine, 3,3'-Dimethoxybenzidine (o-Dianisidine), 3,3'-Dimethylbenzidine (ortho-Tolidine), 4,4'-Methylene bis(2-methylaniline), p-Cresidine, 4,4'-Methylene bis(2-chloroaniline), 4,4'-Diaminodiphenyl ether (4,4'-Oxydianiline), 4,4'-Thiodianiline, o-Toluidine, 2,4-Diaminotoluene, 2,4,5-Trimethylaniline, o-Anisidine, p-Aminoazobenzene
“Azodyes which, by reductive cleavage of one or more azo groups, may release one or more of the aromatic amines listed in Appendix 8, in detectable concentrations, i.e. above 30 mg/kg (0,003 % by weight)”
Entry 43 / Appendix 8 · fetched 2026-10-08ECHA / European Commission: Entry 43 / Appendix 8(opens in a new tab)
  • Definition
    Aromatic amines listed in Appendix 8 (entry 43) that azodyes may release by reductive cleavage
    Listed members
    4-Aminobiphenyl (4-aminodiphenyl), Benzidine [and its salts], p-Chloro-o-toluidine, 2-Naphthylamine, o-Aminoazotoluene, 5-Nitro-o-toluidine, p-Chloroaniline, 2,4-Diaminoanisole, 4,4'-Methylenedianiline, 3,3'-Dichlorobenzidine, 3,3'-Dimethoxybenzidine (o-Dianisidine), 3,3'-Dimethylbenzidine (ortho-Tolidine), 4,4'-Methylene bis(2-methylaniline), p-Cresidine, 4,4'-Methylene bis(2-chloroaniline), 4,4'-Diaminodiphenyl ether (4,4'-Oxydianiline), 4,4'-Thiodianiline, o-Toluidine, 2,4-Diaminotoluene, 2,4,5-Trimethylaniline, o-Anisidine, p-Aminoazobenzene
    Source
    “Azodyes which, by reductive cleavage of one or more azo groups, may release one or more of the aromatic amines listed in Appendix 8, in detectable concentrations, i.e. above 30 mg/kg (0,003 % by weight)”
    Entry 43 / Appendix 8 · fetched 2026-10-08ECHA / European Commission: Entry 43 / Appendix 8(opens in a new tab)

Rules

The rule that uses this definition

1 rule.

Requirement
Applies when
Effective
Source
LimitEU
Aromatic amines released by azo dyes as defined in European Union

Limit 30 mg/kg (content basis)

amine released by reductive cleavage of azo groups, in the article or dyed parts; test methods in Appendix 10

Consolidated text (not the authentic legal edition), current to 22 Jun 2026. EUR-Lex consolidated text: a documentation tool without legal effect; the acts published in the Official Journal are authentic. Consolidated version CELEX 02006R1907-20260622 from the Publications Office, the latest when read.

  • Material: Natural textile or Synthetic textile or Leather

Depends on: materials

In force since 1 Jun 2009

Applies to products placed on the market on or after 1 Jun 2009

Annex XVII applies from 1 June 2009 (Art. 141(4)); the entry text gives no later application date.

“Azodyes which, by reductive cleavage of one or more azo groups, may release one or more of the aromatic amines listed in Appendix 8, in detectable concentrations, i.e. above 30 mg/kg (0,003 % by weight) in the articles or in the dyed parts thereof”
Annex XVII entry 43 paras 1-2 (excerpt) · fetched 2026-10-08ECHA / European Commission: Regulation (EC) No 1907/2006 Annex XVII(opens in a new tab)
  • LimitEU
    Aromatic amines released by azo dyes as defined in European Union

    Limit 30 mg/kg (content basis)

    amine released by reductive cleavage of azo groups, in the article or dyed parts; test methods in Appendix 10

    Consolidated text (not the authentic legal edition), current to 22 Jun 2026. EUR-Lex consolidated text: a documentation tool without legal effect; the acts published in the Official Journal are authentic. Consolidated version CELEX 02006R1907-20260622 from the Publications Office, the latest when read.

    Applies when
    • Material: Natural textile or Synthetic textile or Leather

    Depends on: materials

    Effective

    In force since 1 Jun 2009

    Applies to products placed on the market on or after 1 Jun 2009

    Annex XVII applies from 1 June 2009 (Art. 141(4)); the entry text gives no later application date.

    Source
    “Azodyes which, by reductive cleavage of one or more azo groups, may release one or more of the aromatic amines listed in Appendix 8, in detectable concentrations, i.e. above 30 mg/kg (0,003 % by weight) in the articles or in the dyed parts thereof”
    Annex XVII entry 43 paras 1-2 (excerpt) · fetched 2026-10-08ECHA / European Commission: Regulation (EC) No 1907/2006 Annex XVII(opens in a new tab)

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