Similar names: 4-(2H-Naphtho[1,2-d]triazol-2-yl)-2-stilbenesulfonic Acid Sodium Salt; , 5-(2H-Naphtho[1,2-d]triazol-2-yl)-2-(2-phenylethenyl)-benzenesulfonic Acid Sodium Salt; C.I. Fluorescent Brightening Agent 46, Sodium Salt; 2H-Naphtho[1,2-d]triazole, benzenesulfonic acid deriv.; 2-(4-Styryl-3-sulfophenyl)-2H-naphtho[1,2-d]triazole Sodium Salt; 4-(Naphtho-1',2';4,5-triazol-2-yl)-2-sulfostilbene Sodium Salt; C.I. 40645; C.I. Fluorescent Brightener 46; Fluorescent Brightener 46; Pylaklor White S 15A; Sodium 2-(4-styryl-3-sulfophenyl)-2H-naphtho[1,2-d]triazole; Sodium 4-(2H-Naphtho[1,2-d]triazol-2-yl)stilbene-2-sulfonate; Tinopal RBS