title: [Dye standards of National Institute of Hygienic Sciences, "tetrachlorotetrabromofluorescein standard" and "orange II standard"].
mesh_terms: D004396:Coloring Agents / Q000592:standards*; D005452:Fluoresceins / Q000592:standards*; D007564:Japan; D013053:Spectrophotometry
chemical_list: D004396:Coloring Agents; D005452:Fluoresceins