2-异丙基咪唑, 2-Isopropylimidazole

4-异丙基-β-硝基苯乙烯, 4-Isopropyl-beta-nitrostyrene

α-异丙基苯基乙酸, alpha-Isopropylphenylacetic acid

4-异丙基苯基异硫氰酸酯, 4-Isopropylphenyl isothiocyanate

异丙基-β-D-硫代半乳糖苷, Isopropyl-beta-D-thiogalactoside

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