GHK-Cu 100.0% Purity — Uther PeptideCertificate of Analysis · Independent third-party lab result
This COA was tested by Janoshik, an independent third-party lab. The GHK-Cu batch 'Uther April 2025 blue crimp blue cap' showed 99.953% purity. Quantity was slightly over-labeled at 103.34mg (3.34% deviation). However, the test is stale (over 1 year old), and there is no information on the test method or endotoxin status. Customers can cross-check on the lab's public verification URL.
- stale (1+ years old)
- no endotoxin test
- unknown purity method
- Test date
- 2025-04-08
- Testing lab
- Janoshik
- Batch / lot
- Uther April 2025 blue crimp blue cap
- Quantity
- 103.34mg
- Endotoxins
- —
- Assay method
- —
How this result compares
This GHK-Cu certificate's tested purity of 99.95% ranks higher than 94% of the 2580 GHK-Cu certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-04-08 by Janoshik. This test is newer than 2% of our catalogued GHK-Cu certificates.
Uther Peptide has 527 certificates in our corpus, including 32 for GHK-Cu at a median tested purity of 99.78%.
Third-party community lab
URL referencedThis entry references an upstream lab URL we crawled. We did not save the artifact, so we can't prove the report still loads as it did when we catalogued it.