Tirzepatide 98.5% Purity — Reta PeptideCertificate of Analysis · Independent third-party lab result
LabG tested this Tirzepatide batch at 98.5% purity via HPLC and mass quantification. The tested quantity was 4.4mg, a 12% deviation from the 5mg label. Endotoxin status is not applicable for this test. The test is recent (3-6 months old) and customers can cross-check on the lab's public verification URL.
- no endotoxin test
- quantity deviation (-12%)
- no batch ID
- Test date
- 2025-12-29
- Testing lab
- LabG
- Batch / lot
- (no batch ID)
- Quantity
- 4.4mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 3.5
- Label dose
- 5mg
How this result compares
This Tirzepatide certificate's tested purity of 98.50% ranks higher than 3% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-12-29 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 50% of our catalogued Tirzepatide certificates.
Reta Peptide has 249 certificates in our corpus, including 38 for Tirzepatide at a median tested purity of 99.87%.
Test report image
Finnrick
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