Manufacturer for Maca Extract Powder - White Willow Bark Extract – Ruiwo
Manufacturer for Maca Extract Powder - White Willow Bark Extract – Ruiwo Detail:
Product Description
Product Name: White Willow Bark Extract
Category: Plant Extracts
Effective components: Salicin
Product specification: 98%
Analysis: HPLC
Quality Control: In House
Formula: C13H18O7
Molecular weight: 286.28
CAS No: 138-52-3
Appearance: white crystal powder
Identification: Passes all criteria tests
Product Function: White Willow Bark Powder help reduce pain, reduce fever, anti-inflation.
Storage: keep in cool and dry place, well-closed, away from moisture or direct sunlight.
Certificate of Analysis
| Product name |
Salicin |
Botanical Source | White willow (Salix) bark |
| Batch NO. |
RW-SA20210507 |
Batch Quantity | 1000 kgs |
| Manufacture Date |
May 3. 2021 |
Expiration Date | May 9. 2021 |
| Solvents Residue |
Water&Ethanol |
Part Used | Bark |
| ITEMS | SPECIFICATION | METHOD | TEST RESULT |
| Physical&Chemical Data | |||
| Color | White | Organoleptic | Conforms |
| Ordour | Characteristic | Organoleptic | Conforms |
| Appearance | Crystal Powder | Organoleptic | Conforms |
| Analytical Quality | |||
| Assay(Salicin) | ≥98% | HPLC | 98.16% |
| Loss on Drying | 5.0% Max. | Eur.Ph.7.0 [2.5.12] | 2.21% |
| Total Ash | 5.0% Max. | Eur.Ph.7.0 [2.4.16] | 1.05% |
| Sieve | 100% pass 80 mesh | USP36<786> | Conforms |
| Solvents Residue | Meet Eur.Ph.7.0 <5.4> | Eur.Ph.7.0 <2.4.24> | Conforms |
| Pesticides Residue | Meet USP Requirements | USP36 <561> | Conforms |
| Heavy Metals | |||
| Total Heavy Metals | 10ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | Conforms |
| Lead (Pb) | 2.0ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | Conforms |
| Arsenic (As) | 1.0ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | Conforms |
| Cadmium(Cd) | 1.0ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | Conforms |
| Mercury (Hg) | 0.5ppm Max. | Eur.Ph.7.0 <2.2.58> ICP-MS | Conforms |
| Microbe Tests | |||
| Total Plate Count | NMT 1000cfu/g | USP <2021> | Conforms |
| Total Yeast & Mold | NMT 100cfu/g | USP <2021> | Conforms |
| E.Coli | Negative | USP <2021> | Negative |
| Salmonella | Negative | USP <2021> | Negative |
| Packing&Storage | Packed in paper-drums and two plastic-bags inside. | ||
| N.W: 25kgs | |||
| Store in a well-closed container away from moisture, light, oxygen. | |||
| Shelf life | 24 months under the conditions above and in its original packaging. | ||
Application of Salicin
1. White Willow Bark Extract Powder has been used for centuries as a pain reliever.
2. White Willow Powder as an alternative to aspirin, particularly those that experience chronic headaches or back pain.


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"Sincerity, Innovation, Rigorousness, and Efficiency" may be the persistent conception of our organization to the long-term to build together with shoppers for mutual reciprocity and mutual advantage for Manufacturer for Maca Extract Powder - White Willow Bark Extract – Ruiwo , The product will supply to all over the world, such as: azerbaijan, Mongolia, Belgium, Due to the stability of our items, timely supply and our sincere service, we are able to sell our merchandise not only over the domestic market, but also exported to countries and regions, including the Middle East, Asia, Europe and other countries and regions. At the same time, we also undertake OEM and ODM orders. We will do our best to serve your company, and establish a successful and friendly cooperation with you.
The manufacturer gave us a big discount under the premise of ensuring the quality of products, thank you very much, we will select this company again.



