GHK-Cu 100.0% Purity — Xian Yihang TechnologyCertificate of Analysis · Independent third-party lab result
LabE tested this GHK-Cu batch (GHK4832) at 99.95% purity via HPLC and mass quantification. However, the tested quantity was significantly lower than labeled, showing a 19% deviation (40.5mg vs 50mg). No endotoxin test was performed, and the test is older (6-12 months). Customers can cross-check on the lab's public verification URL.
- significant quantity deviation
- no endotoxin test
- older (6-12 months)
- Test date
- 2025-10-23
- Testing lab
- LabE
- Batch / lot
- GHK4832
- Quantity
- 40.5mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.1
- Label dose
- 50mg
How this result compares
This GHK-Cu certificate's tested purity of 99.95% ranks higher than 91% of the 2433 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-10-23 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 16% of our catalogued GHK-Cu certificates.
Xian Yihang Technology has 72 certificates in our corpus, including 7 for GHK-Cu at a median tested purity of 99.95%.
Test report image
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