GHK-Cu 100.0% Purity — Zzq PeptidesCertificate of Analysis · Independent third-party lab result
LabE tested this GHK-Cu at 99.95% purity via HPLC and mass quantification. The tested quantity of 27.2mg was significantly higher than the 10mg label, representing a 172% deviation. Endotoxin status is unknown, and the test is recent (3-6 months old).
- quantity deviation (172%)
- no endotoxin test
- no batch ID
- Test date
- 2026-01-06
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 27.2mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 4.0
- Label dose
- 10mg
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 2026-01-06 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 31% of our catalogued GHK-Cu certificates.
Zzq Peptides has 57 certificates in our corpus, including 7 for GHK-Cu at a median tested purity of 99.90%.
Test report image
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