1-Naphthalenesulfonic acid, 6-diazo-5,6-dihydro-5-oxo-, 4-benzoyl-1,2,3-benzenetriyl ester 109879-05-2 110301-80-9 111373-10-5 114885-78-8 116763-64-5 126986-21-8 129726-77-8 139339-86-9 143677-64-9 4-Benzoylbenzene-1,2,3-triyl tris(6-diazo-5,6-dihydro-5-oxonaphthalene-1-sulphonate) 5610-94-6 67120-30-3 EINECS 227-030-9