异喹啉-4-甲醛, Isoquinoline-4-carboxaldehyde

异山梨酯二甲醚, Isosorbide Dimethyl Ether

异恶唑-3-甲酸, Isoxazole-3-carboxylic acid

卡尔费休试剂, Karl Fischer Composite T5

乳酸, Lactic acid

羊毛脂, Lanolin

溴化镧(III)水合物, Lanthanum(III) bromide hydrate

氯化镧(III)水合物, Lanthanum(III) chloride hydrate

碘化镧(III), Lanthanum(III) iodide

氧化镧(III), Lanthanum(III) Oxide