Synonyms: Plasmocorinth B; Eriochrom Blue SE; C.I. 16680; Mordant Blue 13 (16680); plasmocorinth B (C.I. 16680); Disodium 3-(5-chloro-2-hydroxyphenylazo)-4,5-dihydroxynaphthalene-2,7-disulphonate;Mordant Blue 13;C.I. 16680;3-(5-Chloro-2-hydroxyphenylazo)-4,5-dihydroxy-2,7-naphthalene disulfonic acid, disodium salt; Eriochrome Blue SE; Sunchromine fast blue MB; disodium 3-(5-chloro-2-hydroxyphenylazo)-4,5-dihydroxynaphthalene-2,7-disulphonate; Mordant Blue 13 dihydrate;