GHK-Cu 99.7% Purity — Zzq PeptidesCertificate of Analysis · Independent third-party lab result
LabE tested this GHK-Cu batch at 99.71% purity using HPLC and mass quantification. The tested quantity was 9.4% above the labeled 50mg, and the test is recent (under 3 months). Endotoxin status is unknown. Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- no batch ID
- Test date
- 2026-02-20
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 54.7mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 6.2
- Label dose
- 50mg
How this result compares
This GHK-Cu certificate's tested purity of 99.71% ranks higher than 31% of the 2433 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).
Tested 2026-02-20 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 48% of our catalogued GHK-Cu certificates.
Zzq Peptides has 57 certificates in our corpus, including 7 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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