Official Journal of the Japan Wood Research Society
Table 1 Yields of acacia bark extracts containing condensed tannin
Acacia crassicarpa (%) | Acacia mearnsii (%) | |
|---|---|---|
70% acetone aqueous extracts | 7.0 | 34 |
Ethyl acetate-soluble fraction | 0.8 | 12 |
Water-soluble fraction | 6.2 | 22 |