| Hea - Hew | Nummer |
| Hebeloma sinapizans | 16 |
| Hebeloma crustuliniforme | 16 / # 227 (+) |
| Hecken-Kälberkropf | 14 |
| Heckenkirsche, Gemeine | # 227 + |
| Heckenkirsche, Schwarze | 14 / 15 |
| (-)-Hecogeninacetat | 16 |
| Hedeoma pulegioides | 14 |
| Hedera helix | 14 / 18 |
| Hederacosid C | 16 |
| Hederagenin | |
| Hederich, Graublättriger | 14 |
| α-Hederin | |
| Heidelbeere | 3 / Blätter: # 227 (+) |
| Heideröschen | 14 / # 227 +++ |
| Heizöl EL | 10 / # (19a) |
| Heizöl, schwer | 10 |
| Helenalin | Gelegentlich 18 / # 120 Kontakt |
| Helenium autumnale | 18 |
| Helianthsäure | 16 |
| Helianthus annuus | 18 |
| Helicin | 16 |
| Heliotropin | 14 |
| Heliotropium arborescens | |
| Helium | 6 |
| Helixin | 14 |
| Helleborus foetidus | |
| Helleborus niger | |
| Helleborus viridis | |
| Hellebrin | 14 / # 237 Herz |
| Helminthosporium | 16 |
| Helmling | 14 / # 227 (+) |
| Helveticosid | 14 |
| Helveticosol | |
| Hemellitol | 10 / 3 / 19 / Über AGW 19b |
| Hemicholinium-3 | 14 |
| p-Hemigossypolon | 18 |
| H E M P A | 14 / 19a+c / # 21 Haut |
| Hennastrauch | 18 |
| H E O D | 14 / 18 / 19 /
# (19a) / # 21 Haut / # 121 Krampf |
| H E P A | 2 / 18 / 16 - # 222 |
| Heparin Natriumsalz | 3a / 18 |
| Hepasamin | 16 |
| Hepatica nobilis | |
| Heptachlor | 14 / 19 # (19a) / # 21 Haut |
| 2,2’,3,4,4’,5,5’-Heptachlor-bi-phenyl | 14 / 19 # (19a+b) / # 21 Haut |
| Heptachlorepoxid | 14 / 19a |
| 1,4,5,6,7,8,8-Heptachlor-2,3-epoxy-3a,4,7,7a-tetrahydro- 4,7-methanoindan |
|
| 1,4,5,6,7,8,8-Heptachlor-2,3-epoxy-3a,4,7,7a-tetrahydro- 4,7-methanoinden |
14 / 19 # (19a) / # 21 Haut |
| 1-[3-[4-((Heptadeca-fluornonyl)-oxy)-benzamido]-propyl] N,N,N-tri-methyl-ammonium-iodid |
16 / 18 # 6 Augen |
| Heptadecafluor-octansulfonsäure Tetraethylammoniumsalz | 14 |
| 1- Heptadecansäure | 16 |
| 5-Heptadeca-trienyl-resorcinol | Selten 18 |
| 2-Heptadecyl-2-imidazo-linium-acetat | 16 |
| Heptafluor-buttersäure | 5 / # 123 Geruch |
| Heptafluor-buttersäure-anhydrid | 5 |
| Heptafluor-buttersäure-chlorid | 5 / # 40 Tränen |
| Heptafluor-propan (R 227) | 4 / 16 |
| Heptamethylenimin | 2 |
| Heptan | 6 |
| Heptanal | 16 |
| Heptandisäure | 13 |
| n-Heptanol-1 | 16 |
| 2-Heptanon | 16 / # 21 Haut |
| 3-Heptanon | 16 |
| 4-Heptanon | |
| Heptanoylchlorid | 11 |
| Heptansäure | 2 |
| Heptansäure-di-nitril | 7 / 16 |
| 1-Heptanthiol | 16 / # 123 Geruch |
| n-Hepten-1 | 6 |
| trans-2-Heptenal | 16 / 18 |
| Heptenophos | 14 / 4 |
| 1-(4-(trans-4-Heptyl-cyclohexyl)-phenyl)-ethan | 18 |
| Heptyl-mercaptan | 16 / # 123 Geruch |
| Gemisch : 5-Heptyl-1,2,4-triazol-3-ylamin U N D 5-Nonyl- 1,2,4-triazol-3-ylamin |
16 |
| Heracleum mantegazzianum | 16 / # 42 Photo / # 227 (+) |
| Heracleum sphondylium | |
| Herbizide | xxx |
| Herbst-Sonnenbraut | 18 |
| Herbstzeitlose | 14 / 16 |
| Herkuleskraut | # 42 Photo / # 125 Haut / # 227 + |
| Herniarin | 14 / # 124 Induktion |
| Heroin »Online!« | 17 |
| Hesperetin | 16 |
| Hesperidin | |
| Hesperis matronalis | 16 / # 227 (+) |
| Heteroauxin | 16 |
| Heterophyllin | 14 |