GHK-Cu 99.6% Purity — Reta PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this GHK-Cu batch at 99.64% purity via HPLC and mass quantification. The tested quantity was 112mg, a 12% deviation from the 100mg label. Endotoxins were not detected, and the test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.
- quantity deviation (12%)
- no batch ID
- Test date
- 2025-11-25
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 112mg
- Endotoxins
- not detected
- 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 99.64% ranks higher than 24% of the 2433 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-11-25 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 22% 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
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