Tirzepatide 99.8% Purity — LipeptidesCertificate of Analysis · Independent third-party lab result
LabE tested this tirzepatide batch (12/25/2025) at 99.85% purity via HPLC and mass quantification. The tested quantity was 13.5% higher than the 40mg label, and endotoxin status is unknown. The test is recent (under 3 months) and customers can cross-check on the lab's public verification URL.
- no endotoxin test
- quantity deviation (13.5%)
- Test date
- 2026-02-20
- Testing lab
- LabE
- Batch / lot
- 12/25/2025
- Quantity
- 45.4mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.7
- Label dose
- 40mg
How this result compares
This Tirzepatide certificate's tested purity of 99.85% ranks higher than 56% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2026-02-20 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 66% of our catalogued Tirzepatide certificates.
Lipeptides has 37 certificates in our corpus, including 8 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
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