| Agent Name | Agent Number | CAS Number | Last Updated | |
|---|---|---|---|---|
| HEAVY STRAIGHT RUN NAPHTHA | 1474 | 64741-41-9 | 10/10/2026 | Summary |
| HEDEOMA PULEGOIDES | 2020 | NONE | 08/25/2026 | Summary |
| HEDIONDILLA | 3380 | NONE | 04/30/2026 | Summary |
| HEDTA | 2924 | 150-39-0 | 03/25/2026 | Summary |
| HEDYOTIS | 3521 | NONE | 05/06/2026 | Summary |
| HEFTI LA-55-4 | 2825 | 5274-68-0 | 03/13/2026 | Summary |
| HEITRIN | 2261 | 63590-64-7 | 09/24/2026 | Summary |
| HEK293 | 4862 | NONE | 01/21/2026 | Summary |
| HELIANTHEMUM | 4336 | NONE | 09/04/2026 | Summary |
| HELICOBACTER | 2580 | NONE | 04/25/2026 | Summary |
| HELIOTROPIN | 2460 | 120-57-0 | 02/07/2026 | Summary |
| HELIUM | 1530 | 7440-59-7 | 03/03/2026 | Summary |
| HELIXOR | 3691 | 75882-01-8 | 05/28/2026 | Summary |
| HELOCAINE | 3005 | 94-24-6 | 09/02/2026 | Summary |
| HELONIAS | 3115 | NONE | 04/02/2026 | Summary |