Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name: 7-Hydroxynaphthalene-1,3-disulfonic acid CA Name: 1,3-Naphthalenedisulfonic acid,7-hydroxy-,dipotassium salt Molecular Structure: Molecular Formula:C10H8O7S2 Molecular Weight: 304.27 CAS Registry Number: 842-18-2

Name: 1-Naphthol-4,7-disulfonic acid CA Name: 1,6-Naphthalenedisulfonic acid,4-hydroxy- Molecular Structure: Molecular Formula:C10HO7S2 Molecular Weight: 304.27 CAS Registry Number: 6361-37-1

Name: 8-Hydroxynaphthalene-1,6-disulfonic acid CA Name: 1,6-Naphthalenedisulfonic acid,8-hydroxy- Molecular Structure: Molecular Formula:C10H8O7S2 Molecular Weight: 304.27 CAS Registry Number: 117-43-1

Name: 1-Naphthol-4,8-disulfonic acid CA Name: 1,5-Naphthalenedisulfonic acid,4-hydroxy- Molecular Structure: Molecular Formula:C10H8O7S2 Molecular Weight: 304.27 CAS Registry Number: 117-56-6

Name: 2-Naphthol-5,7-disulfonic acid CA Name: 1,3-Naphthalenedisulfonic acid,6-hydroxy- Molecular Structure: Molecular Formula:C10H8O7S2 Molecular Weight: 304.27 CAS Registry Number: 575-05-3