White Willow Bark
CAS: 138-52-3
Molecular Formula: C13H18O7
Molecular Weight: 286.29
Latin Name: Salix babylonica
Appearance: Fine powder
Color: Tan to brown
Odor: Characteristic
Taste: Characteristic
Assay: Not less than 25.0% Salicin
Assay Method: HPLC
Method of Extraction: Hydro alcoholic
Mesh Size: Not less than 90% through 60 mesh
Solubility: Partially soluble in water
Moisture Content: ≤ 5.0% at 105°C, 2 hours
Extract Solvents: Water, alcohol
Heavy Metals: ≤ 10 ppm
Arsenic: ≤ 5 ppm
Total Plate Count: ≤ 1,000 cfu/g
Total Yeast and Mold: ≤ 100 cfu/g
E. Coli: Negative
Salmonella: Negative
