FD&C Blue No. 2 | Sensient Food Colors North America | FD&C Blue No. 2, also known as Indigotine or Indigo Carmine, is an artificial food coloring with a deep blue hue. This product has a CAS number of 860-22-0 and is under the Indigoid chemical class. FD&C Blue No. 2 is used in the food and beverage industry...展開 FD&C Blue No. 2, also known as Indigotine or Indigo Carmine, is an artificial food coloring with a deep blue hue. This product has a CAS number of 860-22-0 and is under the Indigoid chemical class. FD&C Blue No. 2 is used in the food and beverage industry. 收起 |