or
Proteins, Aprotinin, From Bovine Lung, [9087-70-1]; Pancreatic Basic Trypsin Inhibitor, polypeptide, C284H432N84O79S7, 100mg, MP Biomedicals
Protein, Aprotinin; MP Biomedicals; From bovine lung; 100mg
Aprotinin, Cell Culture Reagent, from Bovine Lung, Lyophilized White Powder, CAS No. 9087-70-1, 100mg