Acid mordant Green 28; Chrome Green 3B-N; Mordant Green 28; 2,7-Naphthalenedisulfonic acid, 5-amino-3-[(5-chloro-2-hydroxyphenyl)azo]-4-hydroxy-, disodium salt; 5-Amino-3-[(5-chloro-2-hydroxyphenyl)azo]-4-hydroxy-2,7-naphthalenedisulfonic acid disodium salt; C.I. 17220; Chrome Green M; Green 3BN