Form:Supplied as a liquid in PBS, 0.09% sodium azide.
Specificity:Recognizes human Carcinoembryonic Antigen. Cross-reacts with related antigens such as biliary glycoprotein (BGP) and non-specific cross-reacting antigen 1/11 (NCA). PARLAM 4 does not show cross reactivity, neither with BGP nor with NCA.