Chinese Professional Pure Stevia Extract Liquid - Pine Bark Extract – Ruiwo
Chinese Professional Pure Stevia Extract Liquid - Pine Bark Extract – Ruiwo Detail:
Product Description
Product Name: Pine Bark Extract
Category: Plant Extracts
Effective components: Proanthocyanidins
Product specification: 95%
Analysis: UV
Quality Control: In House
Formula: C31H28O12
Molecular weight: 592.5468
CAS No: 18206-61-6
Appearance: Red Brown powder
Identification: Passes all criteria tests
Product Function:
Pine tree bark extract can make a great addition to your nutritional arsenal for its potent antioxidant support, as well as its added support for blood flow, blood sugar, inflammation, immunity, brain function and skin support.
Storage: keep in cool and dry place, well-closed, away from moisture or direct sunlight.
Certificate of Analysis
| Product name | Pine Bark Extract | Botanical Source | Pinus massoniana lamb |
| Batch NO. | RW-PB20210502 | Batch Quantity | 1000 kgs |
| Manufacture Date | May 2. 2021 | Expiration Date | May 7. 2021 |
| Solvents Residue | Water&Ethanol | Part Used | Bark |
| ITEMS | SPECIFICATION | METHOD | TEST RESULT |
| Physical&Chemical Data | |||
| Color | Red brown | Organoleptic | Conforms |
| Ordour | Characteristic | Organoleptic | Conforms |
| Appearance | Fine Powder | Organoleptic | Conforms |
| Analytical Quality | |||
| Assay(Proanthocyanidins) | ≥95.0% | UV | 95.22% |
| 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 Proanthocyanidins
1. Proanthocyanidins may protect the heart and cardiovascular system. They may work as antioxidants and block nitrosamines from forming.
2. Pine Bark Extract Powder may protect healthy cells from their effects. They work with vitamin C to lower the risk of breast cancer.
3. What’s Pine Bark Extract dosage?


Product detail pictures:
Related Product Guide:
Our advantages are lessen charges,dynamic income team,specialized QC,sturdy factories,premium quality services for Chinese Professional Pure Stevia Extract Liquid - Pine Bark Extract – Ruiwo , The product will supply to all over the world, such as: Amsterdam, European, Canada, We have customers from more than 20 countries and our reputation has been recognized by our esteemed customers. Never-ending improvement and striving for 0% deficiency are our two main quality policies. Should you need anything, don't hesitate to contact us.
The product manager is a very hot and professional person, we have a pleasant conversation, and finally we reached a consensus agreement.

