To ensure the highest standards of quality and transparency, we source our Tirz exclusively from a trusted, high-quality supplier whose commitment to excellence matches our own. The Certificate of Analysis (COA) shown here relates to the supplier’s batch— Tirz 19310/A (20 MG), 19310/B (30 MG), 19310/C (40 MG) which was supplied directly to us. This batch has been independently tested by Janoshik, one of the most respected names in peptide analysis. The results confirm exceptional purity at 99.92%, with a total content of 32.36mg in a 30mg-labelled vial—demonstrating outstanding accuracy and quality. Both Tirz 19310/A (20 MG), 19310/B (30 MG), 19310/C (40 MG) form part of this single production batch. We’ve provided the COA on this page to give you complete confidence in the integrity and reliability of the material we supply.
Click on the report below to see the verified certificate on the Janoshik website.
