| Agent Name | Agent Number | CAS Number | Last Updated | |
|---|---|---|---|---|
| HMPA | 3234 | 680-31-9 | 08/26/2024 | Summary |
| HMX | 2968 | 2691-41-0 | 02/14/2025 | Summary |
| HOE 498 | 2657 | 87333-19-5 | 08/16/2024 | Summary |
| HOG | 1317 | 77-10-1 | 12/05/2024 | Summary |
| HOLOXAN | 1777 | 3778-73-2 | 04/30/2024 | Summary |
| HOLY BASIL | 4629 | NONE | 08/23/2024 | Summary |
| HOMAPIN | 1103 | 80-49-9 | 10/31/2024 | Summary |
| HOMATROPINE | 1103 | 87-00-3 | 10/31/2024 | Summary |
| HOMATROPINE METHYLBROMIDE | 1103 | 80-49-9 | 10/31/2024 | Summary |
| HOMOSALATE | 2506 | 118-56-9 | 02/12/2025 | Summary |
| HONOKIOL | 3950 | 35354-74-6 | 02/26/2025 | Summary |
| HOODIA GORDONII | 4537 | NONE | 07/03/2024 | Summary |
| HOODIA PARVIFLORA | 4537 | NONE | 07/03/2024 | Summary |
| HOOKWORM | 2675 | NONE | 08/16/2024 | Summary |
| HOPS | 3048 | NONE | 09/18/2024 | Summary |