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Clase | Número E | Nombre | Reactivos utilizados | Carga iónica | Key Characteristics & Stability | Aplicaciones comunes |
| Clase I | E150a | Plain/Caustic Caramel | No ammonia or sulfite compounds | Neutral a ligeramente negativo | Lightest color, good alcohol stability. | Spirits, bakery, confectionery. |
| clase II | E150b | Caramelo de sulfito cáustico | compuestos de sulfito | Negativo | Good alcohol stability, reddish-brown tone. | Cognac, sherry, some vinegars. |
| Clase III | E150c | Caramelo De Amoniaco | compuestos de amoníaco | Positivo | Stable in high-salt environments, beer-stable. | Soy sauce, beer, baked goods, gravies. |
| clase IV | E150d | Caramelo de sulfito amónico | Sulfite and ammonia compounds | Negativo | Most versatile, acid-stable, dark color. | Soft drinks (colas), sauces, pet food. |