GHK-Cu 100.0% Purity — YimeiCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. The GHK-Cu was found to be 99.95% pure via HPLC and mass quantification. The tested quantity was 46.8mg against a 50mg label, representing a -6.4% deviation. Endotoxin status is not applicable for this test. The test is recent (3-6 months old) and customers can verify on the lab's public URL.
- quantity deviation (-6.4%)
- no batch ID
- no endotoxin test
- Test date
- 2025-12-17
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 46.8mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.5
- Label dose
- 50mg
How this result compares
This GHK-Cu certificate's tested purity of 99.95% ranks higher than 91% of the 2433 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-12-17 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 27% of our catalogued GHK-Cu certificates.
Yimei has 109 certificates in our corpus, including 15 for GHK-Cu at a median tested purity of 99.90%.
Test report image
Finnrick
Artifact capturedWe have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.
Verify on the upstream labSaved source document
sha256:5750baf06d810661…
— immutable copy held by TitrateLab