Tirzepatide 99.8% Purity — OupeptideCertificate of Analysis · Independent third-party lab result
LabE tested this tirzepatide batch (April 2, 2025) at 99.77% purity via HPLC. However, the tested quantity was 17.5mg against a 10mg label, a 75% deviation. Endotoxin status is not available, and the test is recent (under 3 months). Customers can cross-check on the lab's public verification URL.
- quantity deviation (75%)
- no endotoxin test
- Test date
- 2026-02-11
- Testing lab
- LabE
- Batch / lot
- April 2, 2025
- Quantity
- 17.5mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 6.0
- Label dose
- 10mg
How this result compares
This Tirzepatide certificate's tested purity of 99.77% ranks higher than 36% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2026-02-11 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 62% of our catalogued Tirzepatide certificates.
Oupeptide has 188 certificates in our corpus, including 65 for Tirzepatide at a median tested purity of 99.80%.
Test report image
Finnrick
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