GHK-Cu 99.9% Purity — Uther PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this GHK-Cu batch at 99.9% purity using HPLC and mass quantification. The tested quantity was 117.9mg, a significant deviation of +17.9% from the 100mg label. Endotoxin status is unknown. The test is recent (under 3 months) and customers can cross-check on the lab's public verification URL.
- no endotoxin test
- quantity deviation (+17.9%)
- no batch ID
- Test date
- 2026-04-28
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 117.9mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 5.3
- Label dose
- 100mg
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 2026-04-28 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 69% of our catalogued GHK-Cu certificates.
Uther Peptide has 524 certificates in our corpus, including 31 for GHK-Cu at a median tested purity of 99.77%.
Test report image
Finnrick
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