3-[4-[[2-(Sulfooxy)ethyl]sulfonyl]phenylazo]-4-hydroxy-5-[[4-(3-sulfoanilino)-6-chloro-1,3,5-triazine-2-yl]amino]naphthalene-2,7-disulfonic acid tetrasodium salt
89157-06-2 3-[4-[[2-(Sulfooxy)ethyl]sulfonyl]phenylazo]-4-hydroxy-5-[[4-(3-sulfoanilino)-6-chloro-1,3,5-triazine-2-yl]amino]naphthalene-2,7-disulfonic acid tetrasodium salt