Skyherb has developed a method of isolating betulin and betulinic acid from birch bark and has successfully been producing commercial quantities for several years.
Product Description:
Resources: Birch bark
Main Components: Betulin, Betulinic acid, Betulin diacytate
Skyherb can provide the specifications of birch bark extract as follow:
-Betulin (CAS NO.: 473-98-3): 70%, 90%, 98%, 99%
-Betulinic acid (CAS NO.: 472-15-1): 50%, 90%, 98%
-Betulin diacetate (CAS NO.: 1721-69-3): 98%
Please feel free to contact us for more details: sales[at]skyherb dot cn.
Health Remedies 
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