Synonyms: 1,5-Naphthalenedisulfonicacid, 3-[[4-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-2-methylphenyl]azo]-,disodium salt (9CI);1,5-Naphthalenedisulfonic acid,3-[[4-[(4,6-dichloro-s-triazin-2-yl)amino]-o-tolyl]azo]-, disodium salt(7CI,8CI);Active Golden Yellow KKh;C.I. Reactive Yellow 4;Mikacion YellowRS;Procion Yellow 11X-R;Procion Yellow M-R;Procion Yellow MX-R;ProcionYellow RS;Reactive Golden Yellow KKh;Reactive Yellow X-R;Reactive Yellow X-RG;