Tirzepatide Lot Testing History
Certificates of Analysis / Tirzepatide
Published Tirzepatide certificate
| Compound | Tirzepatide (research peptide) |
| Class | GIP / GLP-1 dual agonist |
| CAS | 2023788-19-2 |
| Formula | C225H348N48O68 |
| M.W. | 4813 g/mol |
| PubChem CID | 166567236 |
Current testing reference
Supplier batch 0411 · Certificate q8txw6p · Krause Analytical through Finnrick · Report issued September 17, 2026.
- Chromatographic purity
- >99.9%
- Identity
- Confirmed
- Endotoxin
- Not detected (reporting limit: 1 EU/vial). This is not a sterility result.
View original Tirzepatide COA (PDF)
All available vial sizes came from this compound’s respective supplier batch. The corresponding COA serves as the testing reference for that batch; the PDF reports the submitted sample results.
View Tirzepatide research peptide · All current certificates
Related records
Research Use Only (RUO). Tirzepatide supplied by PureLab Performance is for in vitro laboratory research only. It is not a drug, not a dietary supplement, not food, and not for human or veterinary use. It is not intended to diagnose, treat, cure, or prevent any disease. RUO material is not an approved drug product. Not for human consumption.
Historical Tested Lots
The published testing reference is listed above. Retired testing records will remain available here as additional batches are documented.