4,4-Dianilino-1,1-binaphthyl-5,5-disulfonic acid dipotassium salt

4,4-Dianilino-1,1-binaphthyl-5,5-disulfonic acid dipotassium salt · CAS 65664-81-5

4,4-Dianilino-1,1-binaphthyl-5,5-disulfonic acid dipotassium salt