GHK-Cu 99.9% Purity — Reta PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this GHK-Cu batch (Feb 1, 2026) at 99.9% purity via HPLC and mass quantification. Quantity matched the label within 1%, and the test is recent (under 3 months). Endotoxin status is not applicable for this test. Customers can cross-check on the lab's public verification URL.
- Test date
- 2026-04-23
- Testing lab
- LabE
- Batch / lot
- Feb 1, 2026
- Quantity
- 49.9mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 10.0
- 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 2026-04-23 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 67% 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
sha256:73d0362377ba80e4…
— immutable copy held by TitrateLab