Tirzepatide 100.0% Purity — Mix PeptidesCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. The report indicates 99.95% purity for Tirzepatide batch 2025A512-10 via HPLC. However, the tested quantity was significantly lower than labeled, showing an 18.8% deviation. Endotoxin status is unknown, and the test is recent (3-6 months old).
- quantity deviation (-18.8%)
- no endotoxin test
- Test date
- 2026-01-19
- Testing lab
- LabE
- Batch / lot
- 2025A512-10
- Quantity
- 52.1mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 6.6
- Label dose
- 60mg
vendor batch claim 64.2mg (Package)
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.
Mix Peptides has 93 certificates in our corpus, including 38 for Tirzepatide at a median tested purity of 99.80%.
Test report image
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