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Date: 2024-05-12
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White willow Bark P.E. CERTIFICATE OF ANALYSIS
| White Willow Bark
Extract Granular |
|
DATE:Aug.30 ,2003 |
| Item |
Specification |
RESULT |
| Batch No. |
|
030831 |
| Quantity |
|
2,500kilos |
| Description |
Fine granular Brown Powder
|
Fine Granular brown powder |
| Species |
Salix alba. Or Salix
Purpurea |
Complies |
| Particle size |
100% through 20mesh,
not more than 10% through 100mesh
|
100% through 20mesh
not more than 4% through 100mesh |
| Salicin (Assay) by HPLC |
>=15.0% |
15.52% |
| Moisture |
<=5% |
3.60% |
| Ash |
<=5% |
3.50% |
| Heavy Metals |
<20ppm |
<10ppm |
| As( As2O3)
|
<3ppm |
<2ppm |
| Pb |
<5ppm |
<3ppm |
| Cd |
<1.5ppm |
N.D. |
| Bulk Density |
0.60~0.75/ml |
0.66g/ml |
| Tapped Density |
0.70~0.85g/ml. |
0.77g/ml. |
| Solvent Residue |
Eur.Pharm. |
Complies |
| Total Plate Count |
<9000cfu/g |
99cfu/g |
| Yeast & Mold |
<1000cfu/g |
Complies |
| E.coli. |
Negative |
Negative |
| Samlmonella |
Negative |
Negative |
| Staphylococus aureus |
Negative |
Negative |
| Tested date |
|
|
| Director of quality control |
ZCM |
ZCM |
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