Tesamorelin 98.0% Purity — Zen PeptidesCertificate of Analysis · Independent third-party lab result
LabE tested this Tesamorelin at 98.0% purity using HPLC, mass quantification, and endotoxin testing. The tested quantity was 8.51mg against a 10mg label, representing a significant -14.9% deviation. Endotoxins were below LOQ, and the test is recent (under 3 months). Customers can cross-check on the lab's public verification URL.
- quantity deviation (-14.9%)
- no batch ID
- Test date
- 2026-02-19
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 8.51mg
- Endotoxins
- below LOQ
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 2.6
- Label dose
- 10mg
How this result compares
This Tesamorelin certificate's tested purity of 98.00% ranks higher than 7% of the 2240 Tesamorelin certificates with a purity result we have catalogued (median 99.46%).
Tested 2026-02-19 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 50% of our catalogued Tesamorelin certificates.
Zen Peptides has 32 certificates in our corpus, including 6 for Tesamorelin at a median tested purity of 98.94%.
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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