PT-141 99.8% Purity — Bulk Peptide SupplyCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. The PT-141 batch (89653) showed 99.83% purity via HPLC, with quantity matching the label within 1%. Endotoxins were below LOQ. The test is older (6-12 months), but customers can verify on the lab's public URL.
- older (6-12 months)
- Test date
- 2025-10-03
- Testing lab
- LabE
- Batch / lot
- 89653
- Quantity
- 9.97mg
- Endotoxins
- below LOQ
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 9.8
- Label dose
- 10mg
How this result compares
This PT-141 certificate's tested purity of 99.83% ranks higher than 32% of the 624 PT-141 certificates with a purity result we have catalogued (median 99.89%).
Tested 2025-10-03 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 25% of our catalogued PT-141 certificates.
Bulk Peptide Supply has 29 certificates in our corpus, including 2 for PT-141 at a median tested purity of 99.87%.
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
sha256:57e37ed67cde8402…
— immutable copy held by TitrateLab