123-30-8 4-AMINOPHENOL, SULFATE SALT 4-Aminophenol sulfate 63084-98-0 Bis((4-hydroxyphenyl)ammonium) sulphate EINECS 263-847-7 Phenol, 4-amino-, sulfate Phenol, 4-amino-, sulfate (2:1) (salt) p-Aminophenol sulfate p-Aminophenol, hemisulfate