Description
COA-BACKED BOTANICAL INGREDIENT
Nigella damascena (as stated on COA) Seed Extract
Black Seed Extract Powder 4:1 is presented for B2B ingredient qualification using representative batch evidence and batch-specific analytical language.
COA-Backed Specification
| Botanical identity | Nigella damascena (as stated on COA) |
|---|---|
| Plant part | Seed |
| Form and colour | Fine yellow-brown powder |
| Assay | Extract ratio 4:1 by TLC; result complies |
| Particle size | 98% through 80 mesh |
| Loss on drying | <=5.0%; result 3.78% |
| Ash | <=5.0%; result 3.69% |
| Representative batch | LXHZC20201205 |
| Manufacture date | 5 December 2020 |
| Shelf life | Two years when stored properly |
Representative values do not replace the current shipment COA.
Buyer Decision Guide
Compare this Extract ratio 4:1 by TLC; result complies ratio grade by botanical identity, plant part and physical specification; the ratio is not an active-marker percentage.
- Evaluation sample typically 10-20 g
- Regular MOQ typically 1 kg
- Typical lead time 7-15 working days
How This Grade Differs
Black Seed Extract Powder 4:1 is qualified using botanical identity: Nigella damascena (as stated on COA); plant part: Seed; offered grade: Extract ratio 4:1 by TLC; result complies. Its purchasing definition is the stated ratio grade (Extract ratio 4:1 by TLC; result complies), not a guaranteed active-compound concentration.
When an alternative to Black Seed Extract Powder 4:1 is required, compare it against this page’s identity, grade and batch-document requirements.
Browse ingredients related to Black Seed Extract Powder 4:1
For a Black Seed Extract Powder 4:1 substitution review, match botanical identity, plant part, grade-defining assay or ratio, analytical basis, physical form and offered-lot documentation.
Quality and Documentation
Representative batch LXHZC20201205 supports the specification table above. Confirm current batch results before release; the representative record remains supporting context rather than a shipment guarantee.
Frequently Asked Questions
What specification defines Black Seed Extract Powder 4:1?
For Black Seed Extract Powder 4:1: Extract ratio 4:1 by TLC; result complies.
What botanical information supports comparison?
For Black Seed Extract Powder 4:1: Use Nigella damascena (as stated on COA), Seed as the identity checkpoint, then confirm that the sample and commercial documents describe the same material.
What does the page's batch reference mean?
For Black Seed Extract Powder 4:1: The page cites representative batch LXHZC20201205. Use it as an example of the tested grade, not as the release record for a future shipment.
Is current batch documentation part of qualification?
For Black Seed Extract Powder 4:1: Request the current COA before issuing approval so the offered lot can be checked against the agreed identity, grade and limits.
Which limits should match the destination market?
For Black Seed Extract Powder 4:1: Technical acceptance should cover identity, grade-defining data, physical quality and the safety tests required for the intended market.
How are order size and dispatch timing established?
For Black Seed Extract Powder 4:1: The quotation should state the applicable MOQ, pack format and lead time after current inventory and testing needs are reviewed.
How should customised requirements be documented?
For Black Seed Extract Powder 4:1: Discuss pack format and relevant physical parameters before quotation; feasibility and any MOQ effect are confirmed for the exact request.
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