Dye|Dye intermediates|Fluorescent Brightener|pigment dye

Name: 6-Hydroxynaphthalene-2-sulfonic acid CA Name: 2-Naphthalenesulfonic acid,6-hydroxy- Molecular Structure: Molecular Formula:C10H8O4S Molecular Weight: 224.23 CAS Registry Number: 93-01-6

Name: 7-Hydroxynaphthalene-2-sulfonic acid CA Name: 2-Naphthalenesulfonic acid,7-hydroxy-,monosodiumsalt Molecular Structure: Molecular Formula:C10H8O4S Molecular Weight: 224.23 CAS Registry Number: 135-55-7

Name: 5-Amino-8-nitronaphthalene-2-sulfonic acid CA Name: 2-Naphthalenesulfonic acid,5-amino-8-nitro- Molecular Structure: Molecular Formula:C10H8N2O9S Molecular Weight: 268.25 CAS Registry Number: 6357-74-0

Name: 8-Amino-5-nitronaphthalene-2-sulfonic acid CA Name: 2-Naphthalenesulfonic acid,8-amino-5-nitro- Molecular Structure: Molecular Formula:C10H8N2O5S Molecular Weight: 268.25 CAS Registry Number: 6357-78-4

Name: 6-Amino-5-chloro-1-naphthol-3-sulfonic acid CA Name: 2-Naphthalenesulfonic acid,7-amino-8-chloro-4-hydroxy- Molecular Structure: Molecular Formula:C10H8ClNO4S Molecular Weight: 273.69 CAS Registry Number: 6361-45-1