Mix 30 ml (1 oz.) scoop of bleach with developer using a 1:2 ratio.
Add 7 ml (1/4 oz.) of b3 Brazilian Bond Builder and mix in with your lightener.
Proceed with application of lightener and process as normal.
NOTE: If mixture is too thin after adding b3 Brazilian Bond Builder add more bleach powder until it reaches your preferred consistency.
Do not add more developer.