Acetamide, N-(4-hydroxyphenyl)-, sodium salt (1:1); 4'-HYDROXYACETANILIDE, SODIUM SALT; 4-acetylamino-phenol, sodium salt; sodium salt of 4-hydroxyphenylacetamide; sodium salt of p-hydroxyacetanilide; sodium salt of p-acetamidophenol; sodium 4-acetamidophenate