133-60-8 2,7-Naphthalenedisulfonic acid, 6-(acetylamino)-3-[[4-(aminosulfonyl)phenyl]azo]-4-hydroxy-, disodium salt 2,7-Naphthalenedisulfonic acid, 6-acetamido-4-hydroxy-3-[(p-sulfamoylphenyl)azo]-, disodium salt Azosulfamide Disodium Neoprontosil Drometil Leuconeoprontosil NSC402615 Neoprontosil Neoprontosil disodium salt Neoprontosil sodium Prontosil S Prontosil Soluble Streptocid Rubrim Streptozon II Streptozon S