GHK-Cu 99.8% Purity — Peptides 4 ResearchCertificate of Analysis · Independent third-party lab result
LabD tested this GHK-Cu at 99.84% purity via HPLC and mass quantification. The tested quantity was 83.07mg against a 100mg label, representing a significant 16.9% deviation. Endotoxin status is unknown. The test is older (6-12 months) but customers can cross-check on the lab's public verification URL.
- no endotoxin test
- stale (6-12 months)
- significant quantity deviation
- Test date
- 2025-05-20
- Testing lab
- LabD
- Batch / lot
- (no batch ID)
- Quantity
- 83.07mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 5.2
- Label dose
- 100mg
How this result compares
This GHK-Cu certificate's tested purity of 99.84% ranks higher than 54% of the 2433 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-05-20 by LabD via HPLC + mass quantification + endotoxins. This test is newer than 4% of our catalogued GHK-Cu certificates.
Peptides 4 Research has 20 certificates in our corpus, including 4 for GHK-Cu at a median tested purity of 99.88%.
Test report image
Finnrick
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