Tirzepatide 99.7% Purity — Peptide PartnersCertificate of Analysis · Independent third-party lab result
LabE tested this Tirzepatide at 99.65% purity via HPLC. The tested quantity of 19.9mg was significantly below the 30mg label, representing a -33.7% deviation. Endotoxin status is not applicable, and the test is older (6-12 months). Customers can cross-check on the lab's public verification URL.
- significant quantity deviation
- no endotoxin test
- older (6-12 months)
- Test date
- 2025-06-11
- Testing lab
- LabE
- Batch / lot
- (no batch ID)
- Quantity
- 19.9mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 4.2
- Label dose
- 30mg
How this result compares
This Tirzepatide certificate's tested purity of 99.65% ranks higher than 21% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-06-11 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 16% of our catalogued Tirzepatide certificates.
Peptide Partners has 77 certificates in our corpus, including 7 for Tirzepatide at a median tested purity of 99.74%.
Test report image
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