Tirzepatide 99.8% Purity — Top PeptideCertificate of Analysis · Independent third-party lab result
This COA was tested by an independent third-party lab, LabE. The tirzepatide showed 99.8% purity via HPLC, and the quantity was 30.7mg against a 30mg label (2.3% deviation). The test is recent (under 3 months old). Endotoxin status is not applicable for this test type. Customers can verify this report on the lab's public URL.
- no endotoxin test
- no batch ID
- Test date
- 2026-02-20
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 30.7mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.8
- Label dose
- 30mg
How this result compares
This Tirzepatide certificate's tested purity of 99.80% ranks higher than 43% 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.
Top Peptide has 65 certificates in our corpus, including 20 for Tirzepatide at a median tested purity of 99.77%.
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
sha256:4cf33dd67e2898fb…
— immutable copy held by TitrateLab