Tirzepatide 99.5% Purity — OupeptideCertificate of Analysis · Independent third-party lab result
LabG tested this tirzepatide batch (9/1/2025) at 99.5% purity via HPLC and mass quantification. The tested quantity was 8.7% above the 15mg label. Endotoxin status is not applicable, and the test is older (6-12 months). Customers can cross-check on the lab's public verification URL.
- older (6-12 months)
- no endotoxin test
- Test date
- 2025-10-14
- Testing lab
- LabG
- Batch / lot
- 9/1/2025
- Quantity
- 16.3mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.8
- Label dose
- 15mg
How this result compares
This Tirzepatide certificate's tested purity of 99.50% ranks higher than 13% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-10-14 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 33% of our catalogued Tirzepatide certificates.
Oupeptide has 188 certificates in our corpus, including 65 for Tirzepatide at a median tested purity of 99.80%.
Test report image
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