Class II, Caustic Sulfite Caramel Colors, are comparable to E150b. The carbohydrate raw material is heated in the presence of sulfite compounds. The resulting Caramel Color carries a negative ionic charge. RT80 is the only Class II SETHNESS ROQUETTE Liquid Caramel Color.
| Liquid Caramel Color | Powder Caramel Color |
| RT80 | SRC2100 |
