Tirzepatide 99.9% Purity — Mix PeptidesCertificate of Analysis · Independent third-party lab result
LabE tested this tirzepatide batch (2026A58-01) at 99.9% purity via HPLC, mass quantification, and endotoxins. However, the tested quantity was 33.5mg against a 40mg label, a deviation of -16.3%. The endotoxin status is unknown, despite the test method claiming endotoxins. The test is recent (under 3 months).
- quantity deviation (-16.3%)
- no endotoxin status reported
- Test date
- 2026-03-06
- Testing lab
- LabE
- Batch / lot
- 2026A58-01
- Quantity
- 33.5mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 7.5
- 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 2026-03-06 by LabE via HPLC + mass quantification + endotoxins. This test is newer than 70% of our catalogued Tirzepatide certificates.
Mix Peptides has 93 certificates in our corpus, including 38 for Tirzepatide at a median tested purity of 99.80%.
Test report image
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