CAS NO. 6837-67-8 | 4-[Bis[4-hydroxy-3-(sodiooxycarbonyl)-1-naphthalenyl]methylene]-1,4-dihydro-1-oxonaphthalene-2-carboxylic acid sodium salt |

4-[Bis[4-hydroxy-3-(sodiooxycarbonyl)-1-naphthalenyl]methylene]-1,4-dihydro-1-oxonaphthalene-2-carboxylic acid sodium salt

C.I.44535	C.I.Mordant Blue 28
Naphthochrome Azurine B	4-[Bis[4-hydroxy-3-(sodiooxycarbonyl)-1-naphthalenyl]methylene]-1,4-dihydro-1-oxonaphthalene-2-carboxylic acid sodium salt