Description
COA-BACKED BOTANICAL INGREDIENT
Sophora japonica L. Flower Extract
Sophora Japonica Flower Extract Powder 95% Luteolin is presented for B2B ingredient qualification using representative batch evidence and batch-specific analytical language.

COA-Backed Specification
| Botanical identity | Sophora japonica L. |
|---|---|
| Plant part | Flower |
| Form and colour | Fine yellow powder |
| Assay | Luteolin 95% by HPLC; result 95.24% |
| Particle size | 98% through 80 mesh |
| Loss on drying | <=5.0%; result 3.63% |
| Ash | <=1.0%; result 0.62% |
| Representative batch | LXHM220211 |
| Manufacture date | 11 February 2022 |
| Shelf life | Two years when stored properly |
Representative values do not replace the current shipment COA.

Buyer Decision Guide
Compare this standardised grade by Luteolin 95% by HPLC; result 95.24%, 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
Sophora Japonica Flower Extract Powder 95% Luteolin is qualified using botanical identity: Sophora japonica L.; plant part: Flower; offered grade: Luteolin 95% by HPLC; result 95.24%. Its purchasing definition is anchored to Luteolin 95% by HPLC; result 95.24%; alternatives must be compared on marker target and analytical basis.
Compare these related grades before approval:
- Sophora Japonica Fruit Extract Powder 30% Kaempferol
- Sophora Japonica Fruit Extract Powder 98% HPLC Assay
- Sophora Japonica Flower Extract Powder 15:1
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 LXHM220211 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 Sophora Japonica Flower Extract Powder 95% Luteolin?
For Sophora Japonica Flower Extract Powder 95% Luteolin: Luteolin 95% by HPLC; result 95.24%.
How can buyers avoid a plant-part substitution?
For Sophora Japonica Flower Extract Powder 95% Luteolin: Use Sophora japonica L., Flower as the identity checkpoint, then confirm that the sample and commercial documents describe the same material.
Does the example batch replace shipment testing?
For Sophora Japonica Flower Extract Powder 95% Luteolin: The page cites representative batch LXHM220211. 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 Sophora Japonica Flower Extract Powder 95% Luteolin: 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 Sophora Japonica Flower Extract Powder 95% Luteolin: 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 Sophora Japonica Flower Extract Powder 95% Luteolin: 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 Sophora Japonica Flower Extract Powder 95% Luteolin: Discuss pack format and relevant physical parameters before quotation; feasibility and any MOQ effect are confirmed for the exact request.





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