Photoresist Chemicals 7-((4,6-Bis(4-(2-aminoethyl)-1-piperazinyl)-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-((p-(phenylazo)phenyl)azo)naphthalene-2-sulphonic acid, formate, hydrochloride, methanesulphonate Cas:85305-11-9 Molecular Formula:C39H49ClN14O8S2