AI summary Trust: medium Third-party lab

LabE tested this GHK-Cu batch (4072025GK) at 99.83% purity via HPLC and mass quantification. However, the tested quantity (83.6mg) was significantly higher than the labeled quantity (50mg), a deviation of +48.5%. Endotoxin status is unknown, and the test is older (6-12 months). Customers can cross-check on the lab's public verification URL.

Watch out for
  • quantity deviation (+48.5%)
  • no endotoxin test
  • older (6-12 months)
Test date
2025-07-10
Purity
99.83% 99.83%
Batch / lot
4072025GK
Lab
LabE
Quantity
label 50mg tested 83.6mg
Qty vs label
+67.2%
+48.5% vs vendor claim
Endotoxins
—
Test score
5.5
Manufacturer
Prime Peptides
View vendor dossier
Certificate

Test report image

Certificate scan
Certificate scan as published.
Source

Finnrick

✓ Artifact captured

We have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact below.

Verify on upstream
Method
HPLC + mass quantification + endotoxins
Test type
finnrick_composite
Dose
50mg
Container
Black Label / Silver Crimp / Violet Cap
Catalogued
2026-04-16
Artifact hash
1b5baa815ce1d727…
This COA is part of TitrateLab's community-trust corpus. See more from Prime Peptides or learn how trust scores are computed on the methodology page.