| 摘要 |
<p>The invention concerns a ready-to-use 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 selected among certain substituted paraphenylenediamine derivatives and their addition salts with an acid, at least an alkaline agent and hydrogen peroxide, and the dyeing method using said composition.</p> |
