Tirzepatide 99.9% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this tirzepatide batch (2/2/26) at 99.9% purity via HPLC and mass quantification. Quantity was 3.3% below the labeled amount, and the test is recent (under 3 months). Endotoxin status is unknown. Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- Test date
- 2026-03-18
- Testing lab
- LabE
- Batch / lot
- 2/2/26
- Quantity
- 29mg
- 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 99.90% ranks higher than 73% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2026-03-18 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 72% 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
Artifact capturedWe have the certificate image (SHA-256 hash captured) — you can verify it loads from the upstream lab and matches the artifact shown here.
Verify on the upstream labSaved source document
sha256:81be0f1694a5fd16…
— immutable copy held by TitrateLab