N-substituted derivatives of p- Phenylenediamine and their salts; N- substituted derivatives of o-Phenylenediamine (1 ), with exception of those derivatives li…
(a) To be printed on the label: The mixing ratio. “ Hair colourants can cause severe allergic reactions. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary ‘blac…