- Supply TypeManufacturer, Exporter, Supplier
- Preferred Buyer Location All over the world
We are offering birch bark extract natural white birch bark extract betulin 80%90%98%, betulinic acid 50%-98% white birch bark extract natural betulinic acid betulin appearance: white fine powder odor & taste: characteristic assay: betulin 80%,90%,98%; betulinic acid 50%,90%,95%,98% total plate count: