GHK-Cu 100.0% Purity — Reta PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this GHK-Cu batch (07/15/2025) at 99.95% purity via HPLC and mass quantification. The tested quantity was 7.4% above the labeled 50mg. Endotoxin status is not applicable for this test, and the report is older (6-12 months). Customers can cross-check on the lab's public verification URL.
- older (6-12 months)
- no endotoxin test
- Test date
- 2025-10-03
- Testing lab
- LabE
- Batch / lot
- 07/15/2025
- Quantity
- 53.7mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 9.2
- 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 2025-10-03 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 13% of our catalogued GHK-Cu certificates.
Reta Peptide has 249 certificates in our corpus, including 27 for GHK-Cu at a median tested purity of 99.90%.
Test report image
Finnrick
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