Usage of shades with up to 100% white hair coverage:
Use 3%, 6%, 9% or 12% developer
Mixing ratio 1:1
Apply on dry hair.
Allow to develop for 30 – 45 minutes.
Rinse well.
Shampoo and neutralise with BC Bonacure Color Save products.
Use 3% Color & Care Developer when colouring darker.
Use 6% Color & Care Developer for tone-on-tone, 1 tone lighter or coverage.
Use 9% Color & Care Developer for colouring 1-2 tones lighter.
Use 12% Color & Care Developer for colouring 2-3 tones lighter.
For worn out colour on previously tinted hair please proceed a dual application; the colourist’s method for previously coloured hair.
Additional heat is optional and reduces the developing time by a third.
Usage of shades with up to 50% white hair coverage:
Use 3%, 6%, 9% or 12% developer.
Mixing ratio 1:1.
Apply on dry hair.
Allow to develop for 30 – 45 minutes.
Rinse well.
Shampoo and neutralise with BC Bonacure Color Save products.
Use 3% Color & Care Developer when colouring darker.
Use 6% Color & Care Developer for tone-on-tone, colouring 1 tone lighter or for coverage.
Use 9% Color & Care Developer for colouring 1-2 tones lighter.
Use 12% Color & Care Developer for colouring 2-3 tones lighter.
If a shade with 50% coverage has been chosen as the target shade, for hair that is 2 or more levels lighter a corresponding base tone (-0, -4) needs to be added using a mixing ratio 2:1 (40g 4-99 + 20g 4-0).
For worn out colour on previously tinted hair, please proceed with a dual application; the colourist’s method for previously coloured hair.
Additional heat is optional and reduces the developing time by a third.
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