| Synonym | 1,8-DIHYDROXY-2,7-BIS(5-CHLORO-2-HYDROXY-3-SULFOPHENYLAZO)-3,6-NAPHTHALENEDISULFONIC ACID TETRASODIUM SALT, 2,7-BIS(5-CHLORO-2-HYDROXY-3-SULFOPHENYLAZO)CHROMOTROPIC ACID TETRASODIUM SALT, 2,7-BIS[2-HYDROXY-3-SULFO-5-CHLOROPHENYLAZO]-1,8-DI-HYDROXY-NAPHTHALENE-3,6-DISULFONIC ACID MIXED SODIUM-CALCIUM SALT, SULFOCHLOROPHENOL S, SULFOCHLOROPHENOL S MIXED SODIUM-CALCIUM SALT, sulfochlorophenol S mixed*sodium-calcium, sulfochlorophenolssodiumsaltcrystalline, 2,7-bis(2-hydroxy-3-sulfo-5-chlorophenylazo)-1,8-di-hydroxynaphthalene-3,6-disulfonic acid, SULFOCHLOROPHENOL S |