4,4'-bis[[6-anilino-4-[bis(2-hydroxyethyl)amino]-1,3,5-triazin-2-yl]amino]stilbene-2,2'-disulphonic acid, potassium salt, compound with 2-aminoethanol price

4,4'-bis[[6-anilino-4-[bis(2-hydroxyethyl)amino]-1,3,5-triazin-2-yl]amino]stilbene-2,2'-disulphonic acid, potassium salt, compound with 2-aminoethanol price, total count: 1