Stains Indicator Reagents Product code: RXSOL-60-6092-500 Formula : C26H18N4Na2O8S2 Request a Quote Email Us Brilliant Yellow AR laboratory reagent supplier. Application Formula : C26H18N4Na2O8S2 Molecular weight : 624,55 g/mol CAS-No. : 3051-11-4 EC-No. : 221-267-1