- 氢[压缩的];氢气 1333-74-0 hydrogen(compressed) [下载]
- 氖 7440-01-9 neon [下载]
- 氯乙烯;乙烯基氯 75-01-4 chloroethylene;vinyl chloride [下载]
- 氯乙烷;乙基氯 75-00-3 chloroethane;ethyl chloride [下载]
- 氯甲烷;甲基氯;制冷剂R-40 74-87-3 chloromethane;methyl chloride [下载]
- 氯化溴;溴化氯 13863-41-7 bromine chloride;chlorine bromide [下载]
- 氯化氰;氯甲腈 506-77-4 cyanogen chloride;chlorocyan [下载]
- 氯化氢[无水] 7647-01-0 hydrogen chloride(anhydrous) [下载]
- 氯三氟甲烷;制冷剂R-13;一氯三氟甲烷 75-72-9 chlorotrifluoromethane;monochlorotrifluoromethane [下载]
- 氯;氯气 7782-50-5 chlorine [下载]
- 六氟化硫 2551-62-4 sulfur hexafluoride [下载]
- 六氟丙烯;制冷剂R-1216;全氟丙烯 116-15-4 hexafluoropropylene;perfluoropropylene [下载]
- 硫化氢 7783-06-4 hydrogen sulfide;sulfur hydride [下载]
- 磷化氢;膦烷 7803-51-2 hydrogen phosphide;phosphine [下载]
- 甲乙醚;甲氧基乙烷;甲基乙基醚 540-67-0 methyl ethyl ether;methoxyethane [下载]
- 甲烷;沼气 74-82-8 methane;marsh gas [下载]
- 甲醚;二甲醚 115-10-6 methyl ether;dimethyl ether [下载]
- 甲硫醇 ;硫氢甲烷;巯基甲烷 74-93-1 methyl mercaptan;methanethiol [下载]
- 甲基氯硅烷;氯甲基硅烷 993-00-0 methylchlorosilane;chloromethyl silane [下载]
- 环氧乙烷;氧丙环 75-21-8 epoxyethane;ethylene oxide [下载]
- 环丙烷 75-19-4 cyclopropane [下载]
- 氦 7440-59-7 helium [下载]
- 光气;碳酰氯 75-44-5 Phosgene;carbonyl chloride [下载]
- 氟 7782-41-4 fluorine [下载]
- 二氧化碳 124-38-9 carbon dioxide [下载]
- 二氧化硫;亚硫酸酐 7446-09-5 sulfur dioxide;sulfurous anhydride [下载]
- 四氧化二氮 10544-72-6 dinitrogen tetroxide [下载]
- 1,2-二氯-1,1,2,2-四氟乙烷;四氟二氯乙烷;二氯四氟乙烷;制冷剂R-114 76-14-2 dichlorotetrafluoroethane;tetrafluorodichloroethane;Freon 114;sym-dichlorotetrafluoroethane [下载]
- 二氯硅烷 4109-96-0 dichlorosilane [下载]
- 二氯二氟甲烷;制冷剂R-12;氟里昂-12 75-71-8 dichlorodifluoromethane;Freon-12 [下载]
- 二甲胺[无水] 124-40-3 dimethylamine;N-methyl methanamine [下载]
- 二氟化氧;一氧化二氟 7783-41-7 difluorine monoxide;oxygen difluoride [下载]
- 正丁烷 106-97-8 n-butane [下载]
- 氮;氮气 7727-37-9 nitrogen;nitrogen gas [下载]
- 丙烷 74-98-6 propane;dimethyl methane [下载]
- 丙烯;甲基乙烯 115-07-1 propylene;propene;methylethylene [下载]
- 丙炔;甲基乙炔 74-99-7 propyne;methyl acetylene [下载]
- 丙二烯 463-49-0 allene;dimethylene methane [下载]
- 氨;氨气(液氨) 7664-41-7 ammonia;ammonia gas [下载]
- 1-丁炔;乙基乙炔 107-00-6 1-butyne;ethylacetylene [下载]
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