Category: Allura red (FD&C Red 40, E129)

Separation type: Bridge Ion Separation Technology, or BIST™ by SIELC Technologies Allura Red (FD&C Red 40,  E129) is a popular red synthetic dye used in a wide variety of food products. Using SIELC’s newly introduced BIST™ method, Allura Red 1, which ionizes in water, can be retained on a negatively-charged, cation-exchange BIST™ A column. There […]