hydrogen 9-[(2-methoxyphenyl)amino]-7-phenyl-5-(phenylamino)-4,10-disulphonatobenzo[a]phenazinium, compound with N,N'-bis(m-tolyl)guanidine (1:1) price

hydrogen 9-[(2-methoxyphenyl)amino]-7-phenyl-5-(phenylamino)-4,10-disulphonatobenzo[a]phenazinium, compound with N,N'-bis(m-tolyl)guanidine (1:1) price, total count: 1