Description
STANDARDISED BOTANICAL ACTIVE
Apigenin (4′,5,7-trihydroxyflavone) — Apigenin 98.0%
芹菜素 is supplied as a purified single compound, not as a plant extract. At Apigenin 98.0% the purchase is decided on related substances and residual solvents, not only on the headline assay.
COA-Backed Specification
| Identity | Apigenin (4′,5,7-trihydroxyflavone) |
|---|---|
| Plant part | Not applicable (purified flavonoid) |
| Form and colour | Light yellow crystalline powder |
| Assay | Apigenin 98.0% |
| Method | HPLC |
| Particle size | 98% through 80 mesh |
| Loss on drying | Within the limits of the approved specification |
| Ash | Within the limits of the approved specification |
| Heavy metals | Within the limits of the approved specification |
| Microbiological limits | Within the limits of the approved specification |
| Shelf life | Two years when stored properly |
Limits shown are the agreed specification. Result values are issued on the batch-specific certificate of analysis.
Buyer Decision Guide
Ask for the related-substance profile, not only the assay. Two lots at the same percentage can differ in what else is present.
- Assay / grade: Apigenin 98.0%, tested by HPLC.
- Identity: Apigenin (4′,5,7-trihydroxyflavone), Not applicable (purified flavonoid).
- Appearance: light yellow crystalline powder.
- Solubility depends on the compound; confirm the vehicle your process uses before ordering bulk.
- Packing and storage: sealed food-grade liner in an export carton or fibre drum; keep cool and dry.
- Documentation: COA, specification sheet and SDS issued with each batch.
How This Grade Differs
No grade of this product was listed on the site before this page, so it introduces the product directly. Confirm the grade in the written quotation before the first order.
Quality and Documentation
Released on a batch certificate covering assay or grade, identity, moisture, heavy metals and microbiology.
Frequently Asked Questions
What purity window can you hold batch to batch?
Apigenin 98.0%, verified by HPLC on every lot.
How should the material be stored after arrival?
Two years when stored properly. Keep the pack sealed; moisture uptake is the main risk for this grade.
Can you supply a specimen for identity verification?
A retained sample is kept for each lot and the identity is stated as Apigenin.
Which impurity limits are declared?
Moisture and ash are held within the approved specification limits, with heavy metals and microbiology tested on every lot.
How does the material behave in your process?
It is supplied as Light yellow crystalline powder at 98% through 80 mesh, so bulk density and flow are confirmed against your process before the first order.
Are you a manufacturer or a trading company?
LongBio is Shaanxi Longsheng Biotechnology Co., Ltd., a direct manufacturer of botanical extracts and functional ingredients integrating R&D, production and export support. Factory review can be arranged by video or an on-site visit.
Which documents come with the shipment?
Batch COA, specification sheet, agreed third-party testing where required, commercial invoice, packing list, certificate of origin and transport documents. The exact set is confirmed against the product and destination market.
How is the material shipped?
Air and sea freight are both arranged, with the mode chosen against volume, destination and required date. Documents and the HS code are issued with the shipping instructions.
Request COA, Sample or Quotation
Send your target specification, application, order quantity, destination country and required test limits.
Get the current batch COA, a sample or a quotation




