ORANGE I

Sodium 4-((4-hydroxynaphthalen-1-yl)diazenyl)benzenesulfonate;
α-Naphthol orange;
Orange I;
oranges;
orangeim;
Acid Orange 20;
ORANGE1;
Tropaeolin OOO-1;
c.i.150;
DAIDAI402;
oranzi;
Tropaeolin 000 No.1;
4-(4-Hydroxy-1-naphthylazo)benzenesulfonic acid sodium salt;