Substances Added to Food (formerly EAFUS)

FD&C BLUE NO. 2, ALUMINUM LAKE

CAS Reg. No. (or other ID)*:	16521-38-3
Substance*:	FD&C BLUE NO. 2, ALUMINUM LAKE
Other Names:	♦ FD&C BLUE NO. 2-ALUMINUM LAKE ♦ (DELTA2,2-BIINDOLINE)-5,5'-DISULFONIC ACID, 3,3'-DIOXO-, ALUMINUM SALT ♦ ALUMINUM 3,3'-DIOXO-(DELTA2,2-BIINDOLINE)-5,5'DISULFONATE ♦ ACID BLUE 74-ALUMINUM LAKE ♦ C.I. PIGMENT BLUE 63 ♦ CERTOLAKE INDIGO CARMINE ♦ C.I. 73015-ALUMINUM LAKE ♦ C.I. FOOD BLUE 1-ALUMINUM LAKE ♦ FOOD BLUE NO. 2-ALUMINUM LAKE ♦ C.I. ACID BLUE 74-ALUMINUM LAKE ♦ INDIGOTINE-ALUMINUM LAKE ♦ INDIGO CARMINE-ALUMINUM LAKE ♦ PIGMENT BLUE 63
Used for*^† (Technical Effect):	COLOR OR COLORING ADJUNCT
Color additive regulations (21 CFR Parts 73, 74, 81, 82)*^:	74.1102 74.3102
Food additive and GRAS regulations (21 CFR Parts 170-186)*:	176.180

CAS Reg. No. (or other ID): Chemical Abstract Service (CAS) Registry Number® for the substance or a numerical code assigned by CFSAN to those substances that do not have a CAS Registry Number (977nnn-nn-n series).
Substance: The name of the ingredient as recognized by CFSAN.
Used for^† (Technical Effect): The physical or technical effect(s) the substance has in or on food; see 21 CFR 170.3(o) for definitions.
21 CFR: Title 21 of the Code of Federal Regulations.
FEMA No.: The trade association, Flavor and Extract Manufacturers Association (FEMA), has established expert panels to evaluate and make independent determinations on the GRAS status of flavoring substances. The FEMA number is provided here as a reference to FEMA’s GRAS assessments.
- The GRAS Pub. No. is the FEMA GRAS™ publication number.
- NLFG is no longer FEMA GRAS™.
- For more information about FEMA GRAS, see About the FEMA GRAS™ Program <> .
JECFA: The Joint Expert Committee on Food Additives (JECFA) is an international expert scientific committee that is administered jointly by the Food and Agriculture Organization of the United Nations (FAO) and the World Health Organization (WHO). See JECFA Specifications for Flavourings <>

For a substance to be used as a color additive in the US, it must be authorized by a regulation in 21 CFR Part 73, 74, or 82.