Tirzepatide 99.9% Purity — Zlz PeptideCertificate of Analysis · Independent third-party lab result
LabG tested this tirzepatide at 99.9% purity via HPLC, with mass quantification showing 12.5% over-label quantity (22.5mg tested vs 20mg label). No endotoxin test was performed. The test is older (6-12 months), and no batch ID was provided on the report. Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- older (6-12 months)
- no batch ID
- Test date
- 2025-11-05
- Testing lab
- LabG
- Batch / lot
- (no batch ID)
- Quantity
- 22.5mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 5.9
- Label dose
- 20mg
How this result compares
This Tirzepatide certificate's tested purity of 99.90% ranks higher than 73% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-11-05 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 38% 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
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