Eriochrome Blue Black R,25 G - 37402Suitability as indicatorCAS #:2538-85-4UN#:CHEMICAL NShip Name:ERIOCHROME BLUE BLACK RFormula:HOC!1!0H!6N=NC!1!0H!5(OH)SO!3Na
Eriochrome Black T, Reagent (Acs),100 G - 37302Clarity of solution, Suitability as complexometric indicatorCAS #:1787-61-7UN#:CHEMICAL NShip Name:ERIOCHROME BLACK TFormula:HOC!1!0H!6N=NC!1!0H!4(OH)(NO!2)SO!3Na