GHK-Cu 100.0% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this GHK-Cu batch (8/20/25) at 99.95% purity via HPLC. The tested quantity was 7.6% over the 50mg label. Endotoxin status is unknown. This test is older (6-12 months). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- older (6-12 months)
- Test date
- 2025-10-23
- Testing lab
- LabE
- Batch / lot
- 8/20/25
- Quantity
- 53.8mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 9.1
- 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 2025-10-23 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 16% of our catalogued GHK-Cu certificates.
Qing Li Peptide has 348 certificates in our corpus, including 35 for GHK-Cu at a median tested purity of 99.90%.
Test report image
Finnrick
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