If you read the whole thread, it explains our experiments.
I personally use approx the same amount as the lye.
ie:
50g Bark - 20g/25g Salt - 20g/25g lye - 700ml water (de-ionised)
Have a good read...you can always experiment with amounts yourself too.
Good luck!
Please do not PM tek related questions
Reserve the right to change your mind at any given moment.