说明:双击或选中下面任意单词,将显示该词的音标、读音、翻译等;选中中文或多个词,将显示翻译。
您的位置:首页 -> 词典 -> 1,1,1,2,3,3,3-七氟代丙烷
1)  2-hydroperfluoropropane
1,1,1,2,3,3,3-七氟代丙烷
2)  heptafluoro-2-trifluoromethyl-propane
1,1,1,2,3,3,3-七氟代-2-三氟代甲基丙烷
3)  1,1,1,2,3,3,3-heptafluoro-2-iodo-propane
七氟-2-碘代丙烷
4)  HFC-227ea
七氟丙烷
1.
The Pipeline Flow Property of the HFC-227ea;
七氟丙烷(HFC-227ea)灭火剂管路流动特性
2.
Numerical simulation of the flow field in a curved rectangular tube for the HFC-227ea fire system;
七氟丙烷(HFC-227ea)灭火系统管路流场数值模拟
3.
Probe into the HFC-227ea gas fire-extingui-shing system applied in the diesel locomotives;
七氟丙烷灭火系统在铁路内燃机车上的应用
5)  heptafluoropropane
七氟丙烷
1.
Comparing properties of heptafluoropropane substituted for bromotrifluoromethane extinguisher;
七氟丙烷替代三氟溴甲烷灭火剂性能比较
2.
Discuss the toxicity of heptafluoropropane and test method based on animals about toxicity of heptafluoropropane and perfluoroisobutylene.
讨论了七氟丙烷灭火剂的毒性 ,对七氟丙烷灭火剂和全氟异丁烯的毒性以动物试验方法进行了研究。
3.
Heptafluoropropane fire extinguishing system and the use of the characteristics of the function;pointed out that the use of heptafluoropropane fire extinguishing agent that can effectively control the fire,and environmental protection,economic,and is ideal for protection of electrical,magnetic media,paper files or high-value treasures and equipment.
介绍了七氟丙烷灭火系统的功能和使用特点;指出使用七氟丙烷灭火剂,能有效地控制火灾,且环保、经济,非常适合保护电器、磁介质、文件档案或高价值的珍品及设备。
6)  H heptafluoropropane
七氟丙烷
1.
A kind of catalysts for preparing the 2H heptafluoropropane (F 227) by the hydrofluorinaton in a gas solid phase reaction system was studied in detail.
对于气固相氢氟化反应制备七氟丙烷的催化剂 ,进行了系统的研究。
2.
H heptafluoropropane (F 227) was prepared from hexafluoropropene (HFP) and HF by a continuous hydrofluorinating reaction in a gas solid phase system, and the technology was systematically studied.
以六氟丙烯为原料 ,经连续气固相氢氟化反应制备了七氟丙烷 ,并对工艺参数进行了系统的研究。
补充资料:1,1,1,2,3,3,3-七氟代丙烷
CAS:431-89-0
分子式:C3HF7
分子质量:170.03

中文名称:1,1,1,2,3,3,3-七氟代丙烷
七氟丙烷

英文名称:1,1,1,2,3,3,3-heptafluoro-Propane
1,1,1,2,3,3,3-heptafluoropropane
2-hydroheptafluoropropane
2-hydroperfluoropropane
2h-heptafluoropropane
1,1,1,2,3,3,3-heptafluoro-propan

性状描述:七氟丙烷(HFC-227ea)在常温常压下为无色、几乎无味、不导电的气体,其密度大约是空气的6倍;在其自身压力下为无色透明的液体,无毒不燃,无腐蚀性,具有良好的热稳定性和化学稳定性。沸点-16.4℃,液体密度(21℃)1403kg/m3,凝固点:-131.1℃。

用途:由于其灭火效能高,毒性低,对大气臭氧层无破坏性、对使用现场无污染,它被认为是哈龙1301的一种理想替代品,已被美国国家防火协会列入NFPA2001灭火用品标准。另外,七氟丙烷还被用作致冷剂和医用喷射剂。
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条