Description
COA-BACKED BOTANICAL INGREDIENT
Salix alba Bark Extract
White Willow Bark Extract Powder 25% Salicin is presented for B2B ingredient qualification using representative batch evidence and batch-specific analytical language.
COA-Backed Specification
| Botanical identity | Salix alba |
|---|---|
| Plant part | Bark |
| Form and colour | Fine yellow-brown powder |
| Assay | Salicin >=25% by HPLC; result 25.15% (source filename said 50%, corrected to COA body specification) |
| Particle size | 100% through 80 mesh |
| Loss on drying | <=5.0%; result 4.59% |
| Ash | Not reported in the representative source COA |
| Representative batch | LXBLP190824 |
| Manufacture date | 24 August 2019 |
| Shelf life | Two years when stored properly |
Representative values do not replace the current shipment COA.
Buyer Decision Guide
Compare this standardised grade by Salicin >=25% by HPLC; result 25.15% (source filename said 50%, corrected to COA body specification), 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
White Willow Bark Extract Powder 25% Salicin is qualified using botanical identity: Salix alba; plant part: Bark; offered grade: Salicin >=25% by HPLC; result 25.15% (source filename said 50%, corrected to COA body specification). Its purchasing definition is anchored to Salicin >=25% by HPLC; result 25.15% (source filename said 50%, corrected to COA body specification); alternatives must be compared on marker target and analytical basis.
Compare these related grades before approval:
- White Willow Bark Extract Powder 98% Salicin
- White Willow Bark Extract Powder 30% Salicin
- White Willow Bark Extract Powder 15% Salicin
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 LXBLP190824 supports the specification table above. Use the cited record for preliminary comparison and request the offered-lot COA for final technical approval.
Frequently Asked Questions
What specification defines White Willow Bark Extract Powder 25% Salicin?
For White Willow Bark Extract Powder 25% Salicin: Salicin >=25% by HPLC; result 25.15% (source filename said 50%, corrected to COA body specification).
Which identity details must remain consistent?
For White Willow Bark Extract Powder 25% Salicin: Match Salix alba, Bark across the quotation, specification and offered-batch COA. The differentiating target is Salicin >=25% by HPLC; result 25.15% (source filename said 50%, corrected to COA body specification); confirm the marker, unit and stated analytical basis.
How is batch-specific approval completed?
For White Willow Bark Extract Powder 25% Salicin: The page cites representative batch LXBLP190824. Final approval requires the current lot's identity, specification results and relevant dates.
Can buyers verify the batch offered for sale?
For White Willow Bark Extract Powder 25% Salicin: Current batch documentation should be reviewed before purchase; a representative document is useful for screening but does not release a shipment.
What forms part of the technical review?
For White Willow Bark Extract Powder 25% Salicin: Do not assess Salicin >=25% by HPLC; result 25.15% (source filename said 50%, corrected to COA body specification) in isolation; particle size, moisture or drying data and market-relevant safety limits can also affect acceptance.
What commercial details belong on the quotation?
For White Willow Bark Extract Powder 25% Salicin: Confirm MOQ and timing on the live quotation because stock position, testing, packing and destination requirements can change both.
What happens when an application needs a modified parameter?
For White Willow Bark Extract Powder 25% Salicin: Alternative packing or selected parameters may be considered case by case, subject to production feasibility and a revised written specification.
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