dipotassium 7-hydroxy-8-(phenylazo)naphthalene-1,3-disulphonate
CAS No. 94021-37-1
dipotassium 7-hydroxy-8-(phenylazo)naphthalene-1,3-disulphonate;7-Hydroxy-8-(phenylazo)naphthalene-1,3-disulfonic acid dipotassium salt
Acid brown 237 71872-21-4