| Agent Name | Agent Number | CAS Number | Last Updated | |
|---|---|---|---|---|
| HEART CUT DISTILLATE | 3739 | 68131-77-1 | 10/31/2025 | Summary |
| HEART-PEA | 3376 | 89958-27-0 | 02/12/2026 | Summary |
| HEAT | 1099 | NONE | 03/01/2025 | Summary |
| HEAVY STRAIGHT RUN NAPHTHA | 1474 | 64741-41-9 | 01/27/2026 | Summary |
| HEDEOMA PULEGOIDES | 2020 | NONE | 11/15/2025 | Summary |
| HEDIONDILLA | 3380 | NONE | 07/09/2025 | Summary |
| HEDTA | 2924 | 150-39-0 | 03/25/2026 | Summary |
| HEDYOTIS | 3521 | NONE | 07/30/2025 | Summary |
| HEFTI LA-55-4 | 2825 | 5274-68-0 | 03/13/2026 | Summary |
| HEITRIN | 2261 | 63590-64-7 | 12/31/2025 | Summary |
| HEK293 | 4862 | NONE | 01/21/2026 | Summary |
| HELIANTHEMUM | 4336 | NONE | 11/01/2025 | Summary |
| HELICOBACTER | 2580 | NONE | 07/25/2025 | Summary |
| HELIOTROPIN | 2460 | 120-57-0 | 02/07/2026 | Summary |
| HELIUM | 1530 | 7440-59-7 | 03/03/2026 | Summary |