| Name | Known | Products |
|---|---|---|
| E629 - Calcium guanylate | Yes | 1 |
| E633 - Calcium inosinate | Yes | 1 |
| E638 | Yes | 1 |
| E912 - Montanic acid esters | Yes | 1 |
| E926 - Chlorine dioxide | Yes | 1 |
| E931 - Nitrogen | Yes | 1 |
| E932 - Nitrogen oxide | Yes | 1 |
| E946 - Octafluorocyclobutane | Yes | 1 |
| Nucleic acids | Yes | 1 |