Do you provide a Certificate of Analysis (COA) with every batch?
Yes. Every batch is release-tested and shipped with a full COA.
COA Content
| Section | Details reported |
|---|---|
| Identity | GC-MS fingerprint vs Dao-di reference; botanical name, CAS 84696-41-3, INCI |
| Physicochemical | Appearance, color, density, refractive index, acid value, peroxide value |
| Markers | Astragaloside IV, calycosin-7-O-glucoside, formononetin (HPLC) |
| Safety | Heavy metals (ICP-MS per ChP 2302), pesticide residues (ChP 2203, GC-MS), microbial counts |
| Batch info | Batch no., production date, shelf life (36 months), storage, sampling method (ISO 212) |
- COA is issued by our QA lab and can be counter-signed by third parties (SGS, Eurofins, Intertek) on request
- Batch numbers are traceable to harvest lot, extraction line and filling records — full one-way traceability
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บทความนี้เผยแพร่เมื่อ 2026-09-07 และอัปเดตล่าสุดเมื่อ 2026-09-07 โดยจะมีการปรับปรุงเนื้อหาอย่างต่อเนื่อง
