Description
COA-BACKED BOTANICAL INGREDIENT
Vitis vinifera L. Skin Extract
Grape Skin Extract Powder 20% Resveratrol is presented for B2B ingredient qualification using representative batch evidence and batch-specific analytical language.
COA-Backed Specification
| Botanical identity | Vitis vinifera L. |
|---|---|
| Plant part | Skin |
| Form and colour | Fine reddish-brown powder |
| Assay | Grape-source resveratrol 20% by HPLC; result 20.16% |
| Particle size | 98% through 80 mesh |
| Loss on drying | <=5.0%; result 4.67% |
| Ash | <=5.0%; result 3.99% |
| Representative batch | LXPTP240715 |
| Manufacture date | 16 July 2024 |
| Shelf life | Two years when stored properly |
Representative values do not replace the current shipment COA.
Buyer Decision Guide
Compare this standardised grade by Grape-source resveratrol 20% by HPLC; result 20.16%, the stated method and the offered-lot result; raw material and ratio extracts are different purchasing specifications.
- Evaluation sample typically 10-20 g
- Regular MOQ typically 1 kg
- Typical lead time 7-15 working days
How This Grade Differs
Grape Skin Extract Powder 20% Resveratrol is qualified using botanical identity: Vitis vinifera L.; plant part: Skin; offered grade: Grape-source resveratrol 20% by HPLC; result 20.16%. Its purchasing definition is anchored to Grape-source resveratrol 20% by HPLC; result 20.16%; alternatives must be compared on marker target and analytical basis.
Compare these related grades before approval:
For a substitution review, compare botanical identity, plant part, assay target, analytical method, physical form and the current offered-batch COA.
Quality and Documentation
Representative batch LXPTP240715 supports the specification table above. Confirm current batch results before release; the representative record remains supporting context rather than a shipment guarantee.
Grape Skin Extract Powder 20% Resveratrol Qualification Snapshot
This snapshot is taken from the specification evidence displayed on this page. Confirm that the quotation, specification and current offered-batch COA describe the same grade before approval.
| Botanical identity | Vitis vinifera L. |
|---|---|
| Plant part | Skin |
| Assay | Grape-source resveratrol 20% by HPLC; result 20.16% |
| Particle size | 98% through 80 mesh |
| Loss on drying | <=5.0%; result 4.67% |
Three Checks Before Ordering
- Match botanical identity and plant part.
- Match assay target, unit and analytical method.
- Review the current batch data and destination-market documents.
Continue with Fruit and Vegetable Powders, the COA review checklist, or the specification comparison guide.
Frequently Asked Questions
What specification defines Grape Skin Extract Powder 20% Resveratrol?
For Grape Skin Extract Powder 20% Resveratrol: Grape-source resveratrol 20% by HPLC; result 20.16%.
How can buyers avoid a plant-part substitution?
For Grape Skin Extract Powder 20% Resveratrol: Use Vitis vinifera L., Skin as the identity checkpoint, then confirm that the sample and commercial documents describe the same material.
Does the example batch replace shipment testing?
For Grape Skin Extract Powder 20% Resveratrol: The page cites representative batch LXPTP240715. Use it as an example of the tested grade, not as the release record for a future shipment.
How is the current COA used in purchasing?
For Grape Skin Extract Powder 20% Resveratrol: Request the current COA before issuing approval so the offered lot can be checked against the agreed identity, grade and limits.
What should buyers compare beyond the headline assay?
For Grape Skin Extract Powder 20% Resveratrol: Technical acceptance should cover identity, grade-defining data, physical quality and the safety tests required for the intended market.
Do stock and testing affect the lead time?
For Grape Skin Extract Powder 20% Resveratrol: The quotation should state the applicable MOQ, pack format and lead time after current inventory and testing needs are reviewed.
How are custom packing requests evaluated?
For Grape Skin Extract Powder 20% Resveratrol: Discuss pack format and relevant physical parameters before quotation; feasibility and any MOQ effect are confirmed for the exact request.
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