Food Additives (E number)

E numbers are codes for substances that can be used as food additives for use within the European Union and and Switzerland. The "E" stands for Europe. E numbers are also encountered on food labeling in other jurisdictions, including the Cooperation Council for the Arab States of the Gulf, Australia, parts of Canada (such as Quebec), South Africa, New York City, New Zealand and Israel.

1. E100–E199 (colours)
2. E200–E299 (preservatives)
3. E300–E399 (antioxidants, acidity regulators)
4. E400–E499 (thickeners, stabilizers, emulsifiers)
5. E500–E599 (acidity regulators, anti-caking agents)
6. E600–E699 (flavour enhancers)
7. E700–E799 (antibiotics)
8. E900–E999 (glazing agents and sweeteners)
9. E1000–E1599 (additional chemicals)

Source : Wikipedia