| Ca - Cak | Nummer |
| Cacodylsäure | 14 / 12 / 18 / 19a / # (19b) |
| Cacodylsäure, Natriumsalz | 14 / 12 / 18 |
| Cadeöl | xxx |
| Cadmium »Online!« | xxx |
| Cadmium (stabilisiert) | 12 / 15 / 18 / 19 / 19a / # (19b+c) / # 21 Haut |
| Cadmium (pyrophor) | 12 / 15 / 18 / 19 / 19a / # (19b+c) |
| Cadmium-acetat | 15 / 16 / 18 / 19 / 19a |
| Cadmium-chlorid | 14 / 12 / 15 / selten 18 / 19 / 19a-c |
| Cadmium-cyanid | 7 / 18 / 19 / 19a / # (19c) / # 21 Haut |
| Cadmium-di-formiat | 14 / 12 / 18 / 19a / # (19c) |
| Cadmium-fluorid | 5 / 18 / 19 / 19a-c |
| Cadmium-formiat | 14 / 12 / 18 / 19 / 19a / # (19c) |
| Cadmium-hexafluoro-silikat | 14 / 12 / 15 / 18 / 19 / 19a / # (19c) |
| Cadmium-iodid | |
| Cadmium-nitrat | 14 / 12 / 13 / 15 / 18 / 19 / 19a |
| Cadmium-oxid | 14 / 12 / 15 / 18 / 19 / 19a / # (19b+c) |
| Cadmium-stearat | 14 / 12 / 15 / 18 / 19 / 19a |
| Cadmium-sulfat | 14 / 12 / 15 / 18 / 19 / 19a-c |
| Cadmium-sulfid | 14 / 12 / 15 / 18 / 19 / 19a / # (19b+c) |
| Cadmium-Verbindungen | 12 / 15 / 18 / 19 / 19a / # 21 Haut |
| Cadusafos | 14 |
| Caffein | 14 / # (19c) |
| Cajeputöl | 16 |