Tirzepatide 100.0% Purity — Peptide SciencesCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. The report indicates 99.95% purity for Tirzepatide batch 5/2/25 via HPLC and mass quantification. The tested quantity of 60.8mg was within 2% of the 60mg label. Endotoxin status is not applicable. The test is older (6-12 months), but customers can verify on the lab's public URL.
- older (6-12 months)
- no endotoxin test
- Test date
- 2025-07-25
- Testing lab
- LabE
- Batch / lot
- 5/2/25
- Quantity
- 60.8mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 10.0
- Label dose
- 60mg
How this result compares
This Tirzepatide certificate's tested purity of 99.95% ranks higher than 92% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-07-25 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 21% of our catalogued Tirzepatide certificates.
Peptide Sciences has 273 certificates in our corpus, including 56 for Tirzepatide at a median tested purity of 99.83%.
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
sha256:91e397300de92f31…
— immutable copy held by TitrateLab