| lù | chlorine Cl, halogen with atomic number 17 |
| 氯 | chlorine (chemistry) |
| 氯丁二烯 | chloroprene; chlorobutadiene |
| 氯丁橡胶 | neoprene |
| 氯丙嗪 | chlorpromazine; wintermin; chlorpromazin; chloropromazine; aminazin; Megaphen; Thorazine |
| 氯丹 | chlordane; velsicol 1068 |
| 氯乙烯 | vinyl chloride C2H3Cl chloroethylene |
| 氯乙烷 | narcotile; anodynon; antidolorin; chlor; ethyl chloride; chloroethane |
| 氯乙酰苯 | chloroacetophenone; chlorophenylmethylketone; phenacyl chloride; chloracetophenone; chloro-acetophenone |
| 氯乙醇 | chlorohydrin; 2-chloroethanol; chlorethanol; ethylene chlorohydrin; chloro-hydrin |
| 氯仿 | chloroform CHCl3 trichloromethane |
| 氯仿麻醉 | chloroformism; chloroformization |
| 氯化 | chlorination; chloridize; chlorinate; chlorizate; chloridization; chloridizing; chloridate; chlorine treatment; chlorinating |
| 氯化氢 | hydrogen chloride |
| 氯化氰 | cyanogen chloride CNCl |
| 氯化汞 | mercury bichloride; corrosive mercuric chloride; mercury chloride |
| 氯化烃 | chlorhydrocarbons; chlorinated hydrocarbon |
| 氯化物 | chloride |
| 氯化苦 | chloropicrin |
| 氯化钙 | calcium chloride |
| 氯化钠 | sodium chloride NaCl common salt |