PT-141 / Oxytocin
Analytical results for lot PT105N0526 (15 mL Advanced Liquid Peptide Spray), third-party tested by AxisPharm, LLC and reported 2026-05-27.
| Assay | Method | Result |
|---|---|---|
| Purity | HPLC-UV (208 nm) | 99.1% |
| Identity — PT-141 | LC-MS (ESI+) | 1026.1 [M+H] |
| Identity — Oxytocin | LC-MS (ESI+) | 1008.5 [M+H] |
| Endotoxin | LAL assay | 0.57 EU/mg |
Lot record
| Lot number | PT105N0526 |
|---|---|
| Compound | PT-141 / Oxytocin |
| Format | 15 mL Advanced Liquid Peptide Spray |
| Label claim | 10 / 5 mg |
| Measured content | 9.5 / 4.7 mg |
| Expected mass | 1025.2 / 1007.2 g/mol |
| Report date | 2026-05-27 |
| Sample received | 2026-05-21 |
| Manufactured | 2026-05 |
| Best before | 2027-05 |
| Manufacture | GMP-compliant peptide manufacturing facility, United States |
| Third-party analysis | AxisPharm, LLC |
| Status | Current — in stock |
How to read these results
HPLC purity is the share of the peptide material that is the target sequence. The mass spectrometry result confirms it is the right molecule. Measured content is compared against the label claim, and endotoxin is reported only where the laboratory tested for it.
Compound
A prepared blend combining a melanocortin receptor agonist with oxytocin.
All PT-141 / Oxytocin COAs and specification →Other lots of PT-141 / Oxytocin
Lot-to-lot comparison across releases.
The certificate for this lot
The results above are published in full. The certificate itself is the testing laboratory’s document, and we supply it per batch rather than as a public download — so a certificate can only ever travel with the material it describes. If you hold or are purchasing lot PT105N0526, request it and we will send it.
Request the certificate for PT105N0526 →All compounds supplied by BioIntegrity are intended strictly for laboratory research and educational use. Not for human or veterinary use. Not for diagnostic, therapeutic, or clinical use. No statement on this website has been evaluated by the Food and Drug Administration. Purchaser affirms that products are acquired solely for legitimate laboratory research and assumes full responsibility for lawful handling, storage, and disposal.