Description
COA-BACKED BOTANICAL INGREDIENT
Salix alba Bark Extract
White Willow Bark Extract Powder 30% 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 yellowish-brown powder |
| Assay | Salicin >=30% by HPLC; result 30.58% |
| Particle size | 98% through 80 mesh |
| Loss on drying | <=7.0%; result 4.24% |
| Ash | Acid-insoluble ash <=5.0%; result 4.10% |
| Representative batch | LXBLP241215 |
| Manufacture date | 12 December 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 Salicin >=30% by HPLC; result 30.58%, 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 30% Salicin is qualified using botanical identity: Salix alba; plant part: Bark; offered grade: Salicin >=30% by HPLC; result 30.58%. Its purchasing definition is anchored to Salicin >=30% by HPLC; result 30.58%; 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 25% 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 LXBLP241215 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 30% Salicin?
For White Willow Bark Extract Powder 30% Salicin: Salicin >=30% by HPLC; result 30.58%.
Which source and plant-part details matter?
For White Willow Bark Extract Powder 30% Salicin: Match Salix alba, Bark across the quotation, specification and offered-batch COA. The differentiating target is Salicin >=30% by HPLC; result 30.58%; confirm the marker, unit and stated analytical basis.
What is the role of the representative COA?
For White Willow Bark Extract Powder 30% Salicin: The page cites representative batch LXBLP241215. Final approval requires the current lot's identity, specification results and relevant dates.
What COA should accompany commercial approval?
For White Willow Bark Extract Powder 30% Salicin: Current batch documentation should be reviewed before purchase; a representative document is useful for screening but does not release a shipment.
How should analytical and physical limits be assessed?
For White Willow Bark Extract Powder 30% Salicin: Do not assess Salicin >=30% by HPLC; result 30.58% in isolation; particle size, moisture or drying data and market-relevant safety limits can also affect acceptance.
What determines MOQ and lead time for this grade?
For White Willow Bark Extract Powder 30% Salicin: Confirm MOQ and timing on the live quotation because stock position, testing, packing and destination requirements can change both.
Can packing or physical parameters be reviewed?
For White Willow Bark Extract Powder 30% 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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