Purity≥ 95 % as determined by SDS-PAGE. ≥ 85 % as determined by SEC-HPLC.Endotoxin< 1.0 EU per μg protein as determined by the LAL method.Activity1.Loaded Anti-Human TROP2 antibody, human IgG1 on ProA Biosensor, can bind Recombinant Cynomolgus/Rhesus TROP2 Protein, His Tag (Cat. No. 90893-C08H) with an affinity constant of 1.53 nM as determined in BLI assay (Sartorius Octet RED384) (Routinely tested).2.Immobilized Anti-TROP2 Antibody at 2μg/mL (100μL/well) can bind Recombinant Rhesus / Cynomolgus TROP2 Protein (His Tag) (Cat: 90893-C08H), the EC50 is 1.3-3.9 ng/mL.