mAb anti- human carbohydrate antigen 19-9 (CA 19-9) ,9E1

Clone 9E1 is a well-characterized monoclonal antibody developed for high-specificity recognition of the CA19-9 carbohydrate antigen. With consistent affinity and clean assay performance, 9E1 supports ELISA, IHC, and research applications involving glycoprotein profiling. Its balanced reactivity and stability make it a versatile tool for laboratories studying carbohydrate antigen expression.