PT-141 99.9% Purity — Qing Li PeptideCertificate of Analysis · Independent third-party lab result
Janoshik tested this PT-141 batch ('Sept 19 2025 blue caps') at 99.918% purity. The tested quantity of 11.79mg showed a significant 17.9% deviation from the 10mg label. Endotoxin status was not reported, and the test is older (6-12 months). Customers can cross-check on the lab's public verification URL.
- no endotoxin test
- stale (6-12 months)
- high quantity deviation
- Test date
- 2025-10-07
- Testing lab
- Janoshik
- Batch / lot
- Sept 19 2025 blue caps
- Quantity
- 11.79mg
- Endotoxins
- —
- Assay method
- —
How this result compares
This PT-141 certificate's tested purity of 99.92% ranks higher than 67% of the 624 PT-141 certificates with a purity result we have catalogued (median 99.89%).
Tested 2025-10-07 by Janoshik. This test is newer than 26% of our catalogued PT-141 certificates.
Qing Li Peptide has 348 certificates in our corpus, including 7 for PT-141 at a median tested purity of 99.92%.
Third-party community lab
URL referencedThis entry references an upstream lab URL we crawled. We did not save the artifact, so we can't prove the report still loads as it did when we catalogued it.