Tirzepatide 99.5% Purity — Peptide SciencesCertificate of Analysis · Independent third-party lab result
LabG tested this tirzepatide batch (July 15, 2025) at 99.5% purity via HPLC. Quantity was 4% over the label, but endotoxin status is not available. The test is older (6-12 months). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- older (6-12 months)
- Test date
- 2025-10-24
- Testing lab
- LabG
- Batch / lot
- July 15, 2025
- Quantity
- 5.2mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 9.0
- Label dose
- 5mg
How this result compares
This Tirzepatide certificate's tested purity of 99.50% ranks higher than 13% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-10-24 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 35% of our catalogued Tirzepatide certificates.
Peptide Sciences has 273 certificates in our corpus, including 56 for Tirzepatide at a median tested purity of 99.83%.
Test report image
Finnrick
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