Tirzepatide 99.1% Purity — Peptide SciencesCertificate of Analysis · Independent third-party lab result
LabD tested this tirzepatide batch (TIR7920230719-5) at 99.1% purity via HPLC and mass quantification. The tested quantity was 4.27mg, a significant deviation of -14.6% from the 5mg label. Endotoxin status is unknown, and the test is stale (over 1 year old). Customers can cross-check on the lab's public verification URL.
- stale (1+ years old)
- no endotoxin test
- quantity deviation (-14.6%)
- Test date
- 2025-04-22
- Testing lab
- LabD
- Batch / lot
- TIR[PHONE_REDACTED]-5
- Quantity
- 4.27mg
- Endotoxins
- —
- Assay method
- HPLC + mass quantification + endotoxins
- Test score
- 5.9
- Label dose
- 5mg
How this result compares
This Tirzepatide certificate's tested purity of 99.10% ranks higher than 5% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-04-22 by LabD via HPLC + mass quantification + endotoxins. This test is newer than 13% 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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