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    | product Name | 6-hydroxynaphthalene-2-sulphonic acid |  
    | Synonyms | 6-Hydroxy-2-Naphthalenesulfonic Acid; 6-Hydroxy-6-Sulfonic Acid; 2-naphthol-6-sulphonic acid; Scheffers acid; 2-Naphthol-6-sodium sulfonate; 2-Naphthol-6-sulfonate potassium; 6-hydroxynaphthalene-2-sulfonic acid |  
    | Molecular Formula | C10H8O4S |  
    | Molecular Weight | 224.2331 |  
    | InChI | InChI=1/C10H8O4S/c11-9-3-1-8-6-10(15(12,13)14)4-2-7(8)5-9/h1-6,11H,(H,12,13,14) |  
    | CAS Registry Number | 93-01-6 |  
    | EINECS | 202-209-4 |  
    | Molecular Structure |   |  
    | Density | 1.549g/cm3 |  
    | Refractive index | 1.703 |  
    | Hazard Symbols |  |  
    | Risk Codes |  |  
    | Safety Description |  |  |