Tirzepatide 99.7% Purity — Peptide SciencesCertificate of Analysis · Independent third-party lab result
LabG tested this tirzepatide batch (Dec 2, 2025) at 99.7% purity via HPLC and mass quantification. Quantity was 8.3% over the labeled 30mg, and the test is recent (3-6 months old). Endotoxin status is not applicable for this test type. Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- Test date
- 2026-01-15
- Testing lab
- LabG
- Batch / lot
- Dec 2, 2025
- Quantity
- 32.5mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 8.4
- Label dose
- 30mg
How this result compares
This Tirzepatide certificate's tested purity of 99.70% ranks higher than 26% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2026-01-15 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 54% of our catalogued Tirzepatide certificates.
Peptide Sciences has 273 certificates in our corpus, including 56 for Tirzepatide at a median tested purity of 99.83%.
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
sha256:6a41b25d4c3dc9c5…
— immutable copy held by TitrateLab