Tirzepatide 99.9% Purity — YCCertificate of Analysis · Independent third-party lab result
Peptide Test reported this YC Tirzepatide batch (Yiwu Changtu Green Cap Mfg 2/02/2025) at 99.856% purity. The tested quantity was 40.508mg against a 40mg label, a deviation of 1.27%. The test is stale (over a year old), and details on the test method and endotoxin status are unknown. Customers can cross-check on the lab's public verification URL.
- stale (1+ years old)
- no endotoxin test
- unknown purity method
- Test date
- 2025-04-07
- Testing lab
- Peptide Test
- Batch / lot
- Yiwu Changtu Green Cap Mfg 2/02/2025
- Quantity
- 40.508mg
- Endotoxins
- —
- Assay method
- —
How this result compares
This Tirzepatide certificate's tested purity of 99.86% ranks higher than 58% of the 7378 Tirzepatide certificates with a purity result we have catalogued (median 99.82%).
Tested 2025-04-07 by Peptide Test. This test is newer than 11% of our catalogued Tirzepatide certificates.
YC has 13 certificates in our corpus, including 8 for Tirzepatide at a median tested purity of 99.72%.