Tirzepatide 98.5% Purity — Zlz PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this tirzepatide batch (Z93025) at 98.54% purity via HPLC. The tested quantity of 90.4mg significantly exceeded the 60mg label, a deviation of over 50%. Endotoxin status is not available. The test is recent (3-6 months old).
- quantity deviation (50%+)
- no endotoxin test
- Test date
- 2026-01-15
- Testing lab
- LabE
- Batch / lot
- Z93025
- Quantity
- 90.4mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 4.2
- Label dose
- 60mg
How this result compares
This Tirzepatide certificate's tested purity of 98.54% ranks higher than 3% 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.
Zlz Peptide has 274 certificates in our corpus, including 94 for Tirzepatide at a median tested purity of 99.80%.
Test report image
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