| 摘要 |
<p>The invention concerns an oxidation dyeing composition for keratinous fibres, and in particular human keratinous fibres such as hair comprising, in a suitable dyeing medium, at least an oxidation base, at least a 3-aminopyridine derivative as direct colouring agent, and at least a substituted meta-aminophenol as coupling agent, as well as a dyeing method using said composition.</p> |
