| Name | CAS No. |
| Deuterated 1,2-dichlorobenzene | 2199-69-1 |
| Deuterium oxide | 7789-20-0 |
| Dexamethasone | 50-02-2 |
| DIATOMACEOUS EARTH | 91053-39-3 |
| Dibutyl phthalate | 84-74-2 |
| Dichloroethane | 1300-21-6 |
| Dichloroisocyanuric acid, sodium salt | 2893-78-9 |
| Dichloromethane | 75-09-2 |
| Dichlorotrifluoroethane | 34077-87-7 |
| Dicyandiamide | 461-58-5 |
| Diethanolamine | 111-42-2 |
| Diethyl carbonate | 105-58-8 |
| DIETHYLENE GLYCOL | 111-46-6 |
| Diisobutyl phthalate | 84-69-5 |
| Dimethoxymethane | 109-87-5 |