Tirzepatide 99.2% Purity — Peptide SciencesCertificate of Analysis · Independent third-party lab result
LabB tested this Tirzepatide batch (TIR7920250124-10) at 99.24% purity via HPLC. The tested quantity was 8.87mg against a 10mg label, representing an 11.3% deviation. Endotoxin status is unknown. This test is stale (over 1 year old), and while a verification URL is available, the age and missing endotoxin data are notable.
- stale (1+ years old)
- no endotoxin test
- quantity deviation >10%
- Test date
- 2025-05-05
- Testing lab
- LabB
- Batch / lot
- TIR[PHONE_REDACTED]-10
- Quantity
- 8.87mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 6.7
- Label dose
- 10mg
How this result compares
This Tirzepatide certificate's tested purity of 99.24% ranks higher than 7% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-05-05 by LabB via HPLC + mass quantification + endotoxins. This test is newer than 14% of our catalogued Tirzepatide certificates.
Peptide Sciences has 273 certificates in our corpus, including 56 for Tirzepatide at a median tested purity of 99.83%.
Test report image
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