Tirzepatide 99.9% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. It reports 99.9% purity for Tirzepatide via HPLC and mass quantification, with quantity matching the label within 1%. However, the endotoxin status is unknown, and the test is older (6-12 months). There is no batch ID provided on the report.
- no endotoxin test
- older (6-12 months)
- no batch ID
- Test date
- 2025-07-25
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 15.1mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 8.0
- Label dose
- 15mg
How this result compares
This Tirzepatide certificate's tested purity of 99.90% ranks higher than 73% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-07-25 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 21% of our catalogued Tirzepatide certificates.
Qing Li Peptide has 348 certificates in our corpus, including 49 for Tirzepatide at a median tested purity of 99.80%.
Test report image
Finnrick
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