Tirzepatide 100.0% Purity — Mai PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this tirzepatide batch (October 8 2025) at 99.95% purity via HPLC and mass quantification. The tested quantity was 5% below the labeled 60mg. Endotoxin status is unknown. The test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- quantity deviation (5%)
- Test date
- 2026-01-19
- Testing lab
- LabE
- Batch / lot
- October 8 2025
- Quantity
- 57mg
- 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 2026-01-19 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 55% of our catalogued Tirzepatide certificates.
Mai Peptide has 77 certificates in our corpus, including 21 for Tirzepatide at a median tested purity of 99.68%.
Test report image
Finnrick
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