Tirzepatide 99.9% Purity — Zlz PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this Tirzepatide at 99.9% purity via HPLC and mass quantification. However, the tested quantity was significantly lower than the label, showing a -31.3% deviation (20.6mg vs 30mg). Endotoxin status is not applicable, and the test is recent (under 3 months).
- quantity deviation (-31.3%)
- no batch ID
- no endotoxin test
- Test date
- 2026-03-03
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 20.6mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 4.9
- Label dose
- 30mg
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 2026-03-03 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 69% 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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