Tirzepatide 40mg Peptide COA
Batch-specific Certificate of Analysis for Tirzepatide research material (lot 2026061040). HPLC purity, fill, and testing-lab fields below come from the vendor or third-party laboratory report. Research use only.
Certificates of Analysis (COAs) posted in our COA Library or referenced on product pages are provided by our manufacturing vendors and/or their contracted testing laboratories. Nextday Peptides does not independently test each lot in-house and is not the analytical laboratory named on those reports. We share vendor COAs for research documentation support; methods, results, and lot coverage remain those of the issuing vendor or lab. Availability varies by product and batch.
Shop this compound: Tirzepatide research material. Browse every lot in the peptide COA library. How to read a report: COA reading guide.