GHK-Cu 99.8% Purity — Zlz PeptideCertificate of Analysis · Independent third-party lab result
- Test date
- 2026-05-05
- Testing lab
- LabE
- Batch / lot
- 531226G
- Quantity
- 44mg
- Endotoxins
- —
- 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 99.80% ranks higher than 46% of the 2587 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).
Tested 2026-05-05 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 68% of our catalogued GHK-Cu certificates.
Zlz Peptide has 280 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:f8e5df30b60fb056…
— immutable copy held by TitrateLab