D&CORANGENO.10

SOLVENT RED 73

4'',5''-Diiodofluorescein (C.I. 45425:1)

9’-[9h]xanthen]-3-one,3’,6’-dihydroxy-4’,5’-diiodo-spiro[isobenzofuran-1(3h

3',6'-dihydroxy-4',5'-diiodospiro[isobenzofuran-1(3H),9'-[9H]xanthene]-3-one