White Willow Bark Powder Extract
Product Name: White Willow Bark Powder Extract
Botanical Name:Salix babylonica L.
Plant Part Used: bark
Extracting Solvent: ethanol
Effective Ingredient: salicin
CAS: 138-52-3
Molecular formula: C13H18O7
Molecular Weight: 286.28
Specification:8%
Analysis: HPLC
Function：
1.Salicin has the effect of antipyretic and analgesic, treating colds and infections.
2.Anti-rheumatism, relieving arthritis pain, back pain and other symptoms.
3.Salicin can promote digestion, with the effect of local anesthetic.
Specification Sheet
|
ANALYSIS
|
SPECIFICATION
|
|
Appearance
|
Dark tan to brown fine powder
|
|
Odor
|
Characteristic
|
|
Assay (HPLC)
|
Salicin＞8%
|
|
Sieve analysis
|
80% pass 80 mesh
|
|
Loss on Drying
|
≤5.0%
|
|
Ash
|
≤5.0%
|
|
Heavy Metal
|
<10ppm
|
|
Pb
|
<2ppm
|
|
As
|
<2ppm
|
|
Hg
|
<2ppm
|
|
Residual Solvent
|
Eur.Pharm
|
Microbiology
|
|
|
Total Plate Count
|
<1000cfu/g
|
|
Yeast & Moulds
|
<100cfu/g
|
|
E.Coli
|
Negative
|
|
Salmonella
|
Negative
|
|
