Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name: 3-Amino-5-hydroxynaphthalene-2,7-disulfonic acid CA Name: 2,7-Naphthalenedisulfonic acid,3-amino-5-hydroxy- Molecular Structure: Molecular Formula:C10H9NO7S2 Molecular Weight: 319.31 CAS Registry Number: 90-40-4

Name: 4-Aminonaphthalene-2,7-disulfonic acid CA Name: 2,7-Naphthalenesulfonic acid,4-amino-,monosodium salt Molecular Structure: Molecular Formula:C10H9NO6S2 Molecular Weight: 303.31 CAS Registry Number: 69966-61-6

Name: 4-Amino-2,6-naphthalenedisulfonic acid CA Name: 2,6-Naphthalenedisulfonic acid,4-amino- Molecular Structure: Molecular Formula:C10H9NO6S2 Molecular Weight: 303.31 CAS Registry Number: 6362-05-6

Name: 3-Aminonaphthalene-1,5-disulfonic acid CA Name: 1,5-Naphthalenedisulfonic acid,3-amino- Molecular Structure: Molecular Formula:C10H9NO6S2 Molecular Weight: 303.31 CAS Registry Number: 131-27-1

Name: 7-Aminonaphthalene-1,3-disulfonic acid CA Name: 1,3-Naphthalenesulfonic acid,7-amino- Molecular Structure: Molecular Formula:C10H9NO6S2 Molecular Weight: 303.31 CAS Registry Number: 86-65-7