Ponceau 4R Lake

Einecs 240-008-3

2-Hydroxy-[1,1'-azobisnaphthalene]-4',6,8-trisulfonic acid aluminum salt

Aluminum, 7-hydroxy-8-(4-sulfo-1-naphthalenyl)azo-1,3-naphthalenedisulfonato(3-)-

[7-hydroxy-8-[(4-sulpho-1-naphthyl)azo]naphthalene-1,3-disulphonato(3-)]aluminium

[7-Hydroxy-8-[(4-sulfo-1-naphthalenyl)azo]-1,3-naphthalenedisulfonic acid]aluminum salt