2',7'-Dichlorofluorescein, Reagent (Acs),1 G - 88161 Appearance - Orange to red-brown powder, Clarity of alcohol solution - passes test, Suitability as adsorption indicator - passes test CAS #:76-54-0 UN#:CHEMICAL N Ship Name:2',7'-DICHLOROFLUORESCEIN Formula:C!2!0H!1!0Cl!2O!5