Tirzepatide 99.5% Purity — Mai PeptideCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. The tirzepatide batch (15734916854) showed 99.54% purity via HPLC. The tested quantity of 33.2mg was 10.7% over the 30mg label, and endotoxin status is unknown. The test is recent (3-6 months old).
- no endotoxin test
- quantity deviation (10%+)
- Test date
- 2026-01-15
- Testing lab
- LabE
- Batch / lot
- [PHONE_REDACTED]
- Quantity
- 33.2mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.4
- Label dose
- 30mg
How this result compares
This Tirzepatide certificate's tested purity of 99.54% ranks higher than 15% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2026-01-15 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 54% 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
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