coal tar derivative food dye; used as the di-NH4 or di-Na salts; RN given refers to parent cpd
Also Known As:
brilliant blue FCF; C.I. 42090; CI 42090; D & C blue no.4; DC blue no. 4; F D & C blue #1; FD&C blue No.1; acid blue 9; blue 4; blue no. 1; brilliant blue Al (3:1) salt; brilliant blue FCF, diammonium salt; brilliant blue diammonium salt; brilliant blue dipotassium salt; brilliant blue potassium, sodium salt; brilliant blue, aluminium salt; brilliant blue, disodium salt; caries check blue; erioglaucine; food blue 2