Orange B

Orange B is a synthetic dye used in the food industry. It is one of the many food colorings approved by the FDA in the United States. Orange B is primarily used in the production of hot dog and sausage casings.

History

Orange B was first synthesized in the late 19th century. It was approved by the FDA for use in food products in the early 20th century. Despite its approval, the use of Orange B has been controversial due to potential health concerns.

Chemical Composition

Orange B is a azo dye, which means it contains the functional group R-N=N-R', where R and R' can be either aryl or alkyl. The dye is a derivative of aniline, and it is produced through a process known as diazotization.

Uses

The primary use of Orange B is in the food industry, specifically in the production of hot dog and sausage casings. It is one of the few dyes approved for use in foods that come into direct contact with heat.

Health Concerns

There have been health concerns associated with the consumption of Orange B. Some studies have suggested that it may have carcinogenic properties, although the FDA maintains that it is safe for consumption in regulated amounts.

Regulation

In the United States, the use of Orange B is regulated by the FDA. It is one of the seven synthetic food colorings that the FDA has approved for use in food products. The FDA has set a maximum allowable level of Orange B in food products to ensure consumer safety.

See Also

• Food coloring
• Food and Drug Administration
• Azo compound
• Aniline

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  Acid Orange 137

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  Orange B ball-and-stick