GHK-Cu 99.9% Purity — Hk PeptidesCertificate of Analysis · Independent third-party lab result
LabE tested this GHK-Cu batch (Cu50 clear cap) at 99.9% purity via HPLC and mass quantification. The tested quantity was 13.6% over the 50mg label, and endotoxins were low. This test is recent (under 3 months old) and customers can cross-check on the lab's public verification URL.
- quantity over-label (13.6%)
- Test date
- 2026-02-22
- Testing lab
- LabE
- Batch / lot
- Cu50 clear cap
- Quantity
- 56.8mg
- Endotoxins
- low
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.8
- Label dose
- 50mg
How this result compares
This GHK-Cu certificate's tested purity of 99.90% ranks higher than 73% of the 2433 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).
Tested 2026-02-22 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 49% of our catalogued GHK-Cu certificates.
Hk Peptides has 487 certificates in our corpus, including 48 for GHK-Cu at a median tested purity of 99.90%.
Test report image
Finnrick
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Verify on the upstream labSaved source document
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