Tirzepatide 99.8% Purity — OupeptideCertificate of Analysis · Independent third-party lab result
LabG tested this tirzepatide batch (Dec 2, 2025) at 99.8% purity via HPLC and mass quantification. The tested quantity was 28.6mg against a 30mg label, a deviation of -4.7%. Endotoxin status is not applicable for this test. The test recency is unknown, but customers can cross-check on the lab's public verification URL.
- no endotoxin test
- unknown test date
- Test date
- —
- Testing lab
- LabG
- Batch / lot
- Dec 2, 2025
- Quantity
- 28.6mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 9.8
- Label dose
- 30mg
How this result compares
This Tirzepatide certificate's tested purity of 99.80% ranks higher than 43% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Testing method by LabG via HPLC + mass quantification + endotoxins.
Oupeptide has 188 certificates in our corpus, including 65 for Tirzepatide at a median tested purity of 99.80%.
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:e3d74b6faee3f921…
— immutable copy held by TitrateLab