Chemical Name:Disodium 2-naphthol-3,6-disulfonate
CAS No.:135-51-3
Molecular Formula: C10H6Na2O7S2
Molecular Weight: 348.26
Appearance:Colorless and lustrous filament needle crystal
Chemical Name:Disodium 2-naphthol-3,7-disulfonate
CAS No.:83949-45-5
Molecular Weight:348.26
Appearance: Off White Powder
Assay: 98%min
Chemical Name:Disodium 2,2'-dihydroxy-4,4'-dimethoxy-5,5'-disulfobenzophenone
CAS No.: 76656-36-5
Molecular Formula: C15H12Na2O11S2
Molecular Weight: 478.36
Appearance:Light yellow crystal powder
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