abstract |
Hair dyeing composition comprises (a) at least one substance selected from 1,4-diaminobenzene, 1-methyl-2,5-diaminobenzene and/or triaminohydroxy pyrimidine or their water soluble salts, and (b) one or more coupling agents. It contains a combination of 4-amino-3-methyl phenol and 2-amino-3-hydroxypyridine. |