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Water-soluble food colors, synthetic,primary color
Chemical Name:5,5''-Indigodisulfonic acid, disodium salt
Synonyms:
C.I. Name C.I. Food Blue 1
C.I. No. C.I.73015
FDA No. FD&C Blue No.2
E.E.C. No. E132
Japanese Name Food Blue 2
CAS Registry No. CAS 860-22-0
EINECS No. EC212-728-8
Molecular Formula C16H8N2Na2O8S2
Molecular Weight 466.35