(1-己基)三甲基溴化铵, (1-Hexyl)trimethylammonium bromide

D-组氨酸, D-Histidine

氯化钬(III),无水, Holmium(III) chloride

高氯酸钬(III), Holmium(III) perchlorate

高哌嗪-5-酮, Homopiperazin-5-one

硫酸肼, Hydrazine sulfate

2-肼基-4-(三氟甲基)嘧啶, 2-Hydrazino-4-(trifluoromethyl)pyrimidine

氢醌二(2-羟基乙基)醚, Hydroquinone Bis(2-hydroxyethyl) Ether

4-羟基苯甲醛, 4-Hydroxybenzaldehyde

2-羟基苯并咪唑, 2-Hydroxybenzimidazole