Tirzepatide 99.6% Purity — Reta PeptideCertificate of Analysis · Independent third-party lab result
LabG tested this tirzepatide at 99.6% purity via HPLC and mass quantification. The tested quantity was 5.8mg, significantly deviating by 16% from the 5mg label. Endotoxin status is not available, and the test is older (6-12 months).
- no endotoxin test
- stale (8+ months)
- quantity deviation (16%)
- Test date
- 2025-10-01
- Testing lab
- LabG
- Batch / lot
- (no batch ID)
- Quantity
- 5.8mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 4.8
- Label dose
- 5mg
How this result compares
This Tirzepatide certificate's tested purity of 99.60% ranks higher than 18% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-10-01 by LabG via HPLC + mass quantification + endotoxins. This test is newer than 30% 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
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