| Eq - Er | Nummer |
| Equisetin | 14 |
| Equisetum palustre | 16 |
| Eranthis hyemalis | 14 |
| Erbon | 16 |
| Erbsenstrauch | 14 |
| Erdalkalisulfide | xxx |
| Erdgas | 5 |
| Erdgaskondensate | 10 / 19a |
| Erdöl, Rohöl | |
| Erdölextrakte | |
| Erdölgase | |
| Erdöl- und Kohlenteerdestillate | |
| Erdölprodukte | |
| Erdrauch | # 227 + |
| Ergobasin | 14 |
| Ergocalciferol | 14 / 15 |
| Ergochrome | 16 |
| Ergocornin | 14 |
| Ergocristin | |
| α-Ergocryptin | |
| Ergometrin | |
| Ergometrin-maleat | |
| Ergonovin | |
| Ergonovin-maleat | |
| Ergotamin | |
| Ergotaminin | |
| (-)-Ergotamin-L-(+)-tartrat | 14 / # (19b) |
| Ergothionein Dihydrat | 14 |
| Ericolin | 16 |
| Erionit | 14 / 19a |
| Erthromycin | xxx |
| Erucasäure | 16 |
| Erucasäure-oleylester | |
| Erysimin | 14 |
| Erysimosid | 16 |
| Erysimosol | |
| Erysimum crepidifolium | 14 |
| Erysimum diffusum | |
| Erythrina crista-galli | 14 / # 227 ++ |
| Erythrodiol | 16 |
| Erythrosin | |
| Erythroxylum coca | 14 / # 227 ++ |