Tirzepatide 99.6% Purity — Eros PeptidesCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabA. The Tirzepatide batch (TIR1992) showed 99.61% purity via HPLC. However, the tested quantity was significantly higher than labeled (7.93mg vs 5mg, a 58.6% deviation), and endotoxin status is unknown. The test is older (6-12 months).
- quantity deviation (58.6%)
- no endotoxin test
- older (6-12 months)
- Test date
- 2025-07-08
- Testing lab
- LabA
- Batch / lot
- TIR1992
- Quantity
- 7.93mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 5.8
- Label dose
- 5mg
How this result compares
This Tirzepatide certificate's tested purity of 99.61% ranks higher than 19% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-07-08 by LabA via HPLC + mass quantification + endotoxins. This test is newer than 19% of our catalogued Tirzepatide certificates.
Eros Peptides has 153 certificates in our corpus, including 40 for Tirzepatide at a median tested purity of 99.84%.
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:c82a65f448932e02…
— immutable copy held by TitrateLab