6,6’-Oxybis-2-naphthalenesulfonic Acid Disodium Salt >90per cent Price Not Available 1mg 6,6’-Oxybis-2-naphthalenesulfonic Acid Disodium Salt >90per cent Supplier Page Catalog Number R012106 Molecular Formula C20H12Na2O7S2 CAS# 61551-82-4 Purity ≥95% Inchi InChI=1S/C20H14O7S2.2Na/c21-28(22,23)19-7-3-13-9-17(5-1-15(13)11-19)27-18-6-2-16-12-20(29(24,25)26)8-4-14(16)10-18;;/h1-12H,(H,21,22,23)(H,24,25,26);;/q;2*+1/p-2 Inchi Key FBGQGMKNWOSSAG-UHFFFAOYSA-L SMILES C1=CC2=C(C=CC(=C2)S(=O)(=O)[O-])C=C1OC3=CC4=C(C=C3)C=C(C=C4)S(=O)(=O)[O-].[Na+].[Na+] Size 1mg Supplier Page https://www.musechem.com/product/R012106.html