Tirzepatide 99.8% Purity — Zlz PeptideCertificate of Analysis · Independent third-party lab result
LabG tested this tirzepatide at 99.8% purity via HPLC. The tested quantity of 66.9mg significantly exceeded the 50mg label by 33.8%. Endotoxin status is not applicable, and the test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.
- high quantity deviation
- no endotoxin test
- no batch ID
- Test date
- 2026-01-15
- Testing lab
- LabG
- Batch / lot
- (no batch ID)
- Quantity
- 66.9mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 4.6
- Label dose
- 50mg
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 2026-01-15 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 54% of our catalogued Tirzepatide certificates.
Zlz Peptide has 274 certificates in our corpus, including 94 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
sha256:976f76dcc0c79f76…
— immutable copy held by TitrateLab