GHK-Cu 99.6% Purity — Reta PeptideCertificate of Analysis · Independent third-party lab result
LabG tested this GHK-Cu batch at 99.6% purity via HPLC and mass quantification. The tested quantity was 11.2% over the 100mg label, and the test is recent (under 3 months). Endotoxin status is not applicable for this peptide. Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- no batch ID
- Test date
- 2026-03-04
- Testing lab
- LabG
- Batch / lot
- (no batch ID)
- Quantity
- 111.2mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 5.5
- Label dose
- 100mg
How this result compares
This GHK-Cu certificate's tested purity of 99.60% ranks higher than 20% of the 2433 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).
Tested 2026-03-04 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 53% 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
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
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