Tirzepatide 99.9% Purity — Zlz PeptideCertificate of Analysis · Independent third-party lab result
LabE tested this Tirzepatide at 99.9% purity using HPLC, mass quantification, and endotoxins. The tested quantity was 43.6mg against a 40mg label, a 9% deviation. The test is recent (3-6 months old). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- no batch ID
- Test date
- 2026-01-29
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 43.6mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 6.8
- Label dose
- 40mg
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 2026-01-29 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 58% 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
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