Tirzepatide 99.0% Purity — Zenith Jove Peptide ZjCertificate of Analysis · Independent third-party lab result
LabE tested this tirzepatide at 99.02% purity via HPLC and mass quantification. Quantity matched the label within 1%. The test is recent (under 3 months) and customers can cross-check on the lab's public verification URL. Note that no endotoxin test results were provided.
- no endotoxin test
- no batch ID
- Test date
- 2026-02-26
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 39.8mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 6.0
- Label dose
- 40mg
How this result compares
This Tirzepatide certificate's tested purity of 99.02% ranks higher than 4% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2026-02-26 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 67% of our catalogued Tirzepatide certificates.
Zenith Jove Peptide Zj has 59 certificates in our corpus, including 22 for Tirzepatide at a median tested purity of 99.81%.
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
sha256:994de939a77f12ac…
— immutable copy held by TitrateLab