Synonyms:
4-(2,4-dihydroxyphenylazo)-5-hydroxynaphthalene-2,7-disulfonic acid ; spectrophotometricreagentforthedeterminationofbbyfia ; 4-[(2,4-dihydroxyphenyl)azo]-5-hydroxynaphthalene-2,7-disulphonic acid ; 4-[(2,4-dihydroxyphenyl)azo]-5-hydroxy-2,7-naphthalenedisulfonic acid ; 1-(2,4-dihydroxy-1-phenylazo)-8-hydroxynaphthalene-3,6-disulfonic acid disodium salt ; h-resorcinol ; einecs 222-843-5 ; 5-hydroxy-4-[(2z)-2-(2-hydroxy-4-oxo-1-cyclohexa-2,5-dienylidene)hydrazinyl]naphthalene-2,7-disulfonic acid ; h-resorcinol [spectrophotometric reagent for the determination of b by fia]