Aprotinin ( Bovine Lungs)

Manufactured directly by Ningbo Linzyme Biosciences to European Pharmacopoeia (EP) and in-house standards, this Aprotinin (CAS 9087-70-1) is sourced from bovine lungs and consists of a 58-amino-acid single-chain polypeptide cross-linked by three disulfide bonds. It functions as a competitive, reversible serine protease inhibitor with broad-spectrum activity against trypsin, chymotrypsin, kallikrein, and plasminogen (though not factor Xa or thrombin), and the listing provides detailed release specifications covering appearance, potency (≥3.0 Ph.Eur.U./mg), and bacterial endotoxin limits. It is distributed to Western and Eastern Europe and Asia.