UNIBLUE A SODIUM SALT;10-dioxo-hydro-monosodiumsalt ;2-anthracenesulfonicacid,1-amino-4-[[3-(ethenylsulfonyl)phenyl]amino]-9,10-di ;ACID BLUE 215;sodium 1-amino-9,10-dihydro-9,10-dioxo-4-[m-(vinylsulphonyl)anilino]anthracene-2-sulphonate ;UNIBLUE A SODIUM-POTASSIUM;UNIBLUE A PROTEIN LABELLING AGENT;Uniblue