Tirzepatide 100.0% Purity — Ln PeptidesCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. The tirzepatide batch 'cyan caps' showed 99.95% purity via HPLC and mass quantification. The tested quantity was 31.2mg against a 30mg label, a 4% deviation. Endotoxin status is not applicable, and the test is older (6-12 months).
- older (6-12 months)
- no endotoxin test
- Test date
- 2025-10-03
- Testing lab
- LabE
- Batch / lot
- cyan caps
- Quantity
- 31.2mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 10.0
- Label dose
- 30mg
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 2025-10-03 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 31% of our catalogued Tirzepatide certificates.
Ln Peptides has 36 certificates in our corpus, including 14 for Tirzepatide at a median tested purity of 99.80%.
Test report image
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