249 Hair dye substance in (a)After mixing under The mixing must be printed on the label. and its oxidative hair dye oxidative conditions the hydrochloride products maximum concentration applied to hair must not Hair colorants can cause severe allergic exceed 1.5 % reactions. HCl Read and follow instructions. CAS No 94158-14-2 Do not use with This product is not intended for use nitrosating systems on persons the age of 16. Temporary henna” tattoos may “black Maximum nitrosamine increase your risk of allergy. content: 50 μg/kg Do not colour your hair if: you have a rash on your face or Keep in nitrite-free sensitive, irritated and damaged containers scalp, you have ever experienced any reaction after colouring your hair, you have experienced a reaction to a temporary henna” tattoo in “black the past
249 and its hydrochloride HCl CAS No 94158-14-2 Hair dye substance in oxidative hair dye products (a)After mixing under oxidative conditions the maximum concentration applied to hair must not exceed 1.5 % Do not use with nitrosating systems Maximum nitrosamine content: 50 μg/kg Keep in nitrite-free containers The mixing must be printed on the label. Hair colorants can cause severe allergic reactions. Read and follow instructions. This product is not intended for use on persons the age of 16. Temporary “black henna” tattoos may increase your risk of allergy. Do not colour your hair if: you have a rash on your face or sensitive, irritated and damaged scalp, you have ever experienced any reaction after colouring your hair, you have experienced a reaction to a temporary “black henna” tattoo in the past