Compositions for oxidation dyeing of keratinous fibers, for example, human keratinous fibers such as hair, comprising, in a medium suitable for dyeing, at least one enzymatic oxidizing agent and at least one oxidation dye chosen from the pyridine compounds and acid addition salts, of formula (I) and processes comprising such compositions.
用于角质纤维(例如人类角质纤维,如头发)氧化染色的组合物,在适于染色的介质中,包含至少一种酶氧化剂和至少一种选自式(I)
吡啶化合物和酸加成盐的氧化
染料,以及包含此类组合物的工艺。