| # Activity | Chemical | Low PPM | High PPM | StdDev | *Reference | |
|---|---|---|---|---|---|---|
| 22 | BETULINIC-ACID | Bark | -- | 15300.0 | 1.37 | Jim Duke's personal files. |
| 13 | BETULIN | Stem Bark | -- | 10000.0 | 3.63 | Jim Duke's personal files. |
| 22 | BETULINIC-ACID | Wood | -- | 945.0 | 0.04 | Jim Duke's personal files. |
| 13 | BETULIN | Wood | -- | 300.0 | -0.29 | Jim Duke's personal files. |
| 13 | BETULIN | Bark | -- | 190.0 | -0.38 | Jim Duke's personal files. |
| 13 | BETULIN | Fruit | -- | -- | Jim Duke's personal files. | |
| 22 | BETULINIC-ACID | Seed | -- | -- | Jim Duke's personal files. | |
| 22 | BETULINIC-ACID | Stem Bark | -- | -- | Jim Duke's personal files. | |
| 22 | BETULINIC-ACID | Leaf | -- | -- | Jim Duke's personal files. | |
| 22 | BETULINIC-ACID | Fruit | -- | -- | Jim Duke's personal files. | |
| 13 | BETULIN | Leaf | -- | -- | Jim Duke's personal files. |