Cancer Antigen 19-9 (CLIA) CA 19-9 60 Tests,incl. 2 calibratorsTumour antigen 19-9, abbreviated CA 19-9, is a glycoprotein used as a tumour marker in oncology. It has a molecular weight of 10 kDa and is derived from the Lewis-a blood group determinant.Item No. 12096902Ref.No. 2177-00407-01Medcaptain 155.00 – + Add to cart Available (Delivery time: 2-5 days)