GHK-Cu 99.5% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this GHK-Cu batch (October 12 2025 CU100) at 99.5% purity via HPLC and mass quantification. Quantity was 97.7mg against a 100mg label (-2.3% deviation), and the test is recent (3-6 months old). Endotoxin status is unknown. Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- Test date
- 2025-11-25
- Testing lab
- LabE
- Batch / lot
- October 12 2025 [NAME_REDACTED]
- Quantity
- 97.7mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 9.0
- Label dose
- 100mg
How this result compares
This GHK-Cu certificate's tested purity of 99.50% ranks higher than 14% 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.
Qing Li Peptide has 348 certificates in our corpus, including 35 for GHK-Cu at a median tested purity of 99.90%.
Test report image
Finnrick
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