What Is a Peptide COA?
A Certificate of Analysis (COA) is a quality document issued by the manufacturer that summarises the analytical test results for a specific batch of product. For peptides, the COA confirms that the batch meets the specified quality standards before release for shipment.
What a ShiLai™ Healthcare COA Contains
| Field | Description |
|---|---|
| Product name | Full peptide name and common name |
| Batch number | Unique identifier linking COA to batch records and shipping documentation |
| Molecular formula | Chemical formula of the peptide |
| Theoretical molecular mass | Calculated mass based on amino acid sequence |
| RP-HPLC purity | Purity percentage from reversed-phase HPLC analysis (≥98% standard) |
| HPLC chromatogram | Full chromatographic trace with peak integration table |
| LC-MS identity | Observed molecular mass vs theoretical mass — identity confirmation |
| LC-MS spectrum | Mass spectrum showing charge state envelope |
| Test date | Date of analytical testing |
| Release statement | Confirmation that batch meets specification |
Request a Sample COA
Contact ShiLai™ Healthcare to request a sample COA for any peptide in our catalog.
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