GHK-Cu 99.9% Purity — Peptides 4 ResearchCertificate of Analysis · Independent third-party lab result
LabA tested this GHK-Cu at 99.92% purity via HPLC and mass quantification. The tested quantity was significantly lower than labeled, at 80.33mg against a 100mg label, a deviation of nearly 20%. Endotoxin status is unknown, and the test is stale (over a year old). Customers can cross-check on the lab's public verification URL.
- stale (1+ years old)
- no endotoxin test
- quantity deviation (-19.7%)
- Test date
- 2025-05-06
- Testing lab
- LabA
- Batch / lot
- (no batch ID)
- Quantity
- 80.33mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 5.0
- Label dose
- 100mg
How this result compares
This GHK-Cu certificate's tested purity of 99.92% ranks higher than 82% of the 2433 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-05-06 by LabA via HPLC + mass quantification + endotoxins. This test is newer than 3% 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
Artifact capturedWe have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.
Verify on the upstream labSaved source document
sha256:c4b37c9edf1b1521…
— immutable copy held by TitrateLab