Tirzepatide 99.7% Purity — Nextgen HealthCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. The tirzepatide batch (NG Peptide/Tirz/050625) showed 99.68% purity via HPLC and mass quantification. The quantity was within 1% of the label (9.95mg tested vs 10mg label). However, the endotoxin status is unknown, and the test is older (6-12 months).
- no endotoxin test
- older (6-12 months)
- Test date
- 2025-11-04
- Testing lab
- LabE
- Batch / lot
- NG Peptide/Tirz/050625
- Quantity
- 9.95mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 9.5
- Label dose
- 10mg
How this result compares
This Tirzepatide certificate's tested purity of 99.68% ranks higher than 24% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-11-04 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 37% of our catalogued Tirzepatide certificates.
Nextgen Health has 3 certificates in our corpus, including 3 for Tirzepatide at a median tested purity of 99.80%.
Test report image
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