R245fa 五氟丙烷

¥1,430.00 Price drop reminder
  • Brand: WULA
  • Product Code: R245fa
  • Availability: In Stock

Total ¥1,430.00

R245fa中文名称五氟丙烷,是一种无色透明易流动液体,具有挥发性,沸点15.3℃,在常温常压下稳定,可做为冰箱、板材聚氨酯绝热材料发泡剂。作为制冷剂时,大量用于有机朗肯循环系统(ORC),广泛应用于低温余热(烟气余热、工业气体、高温流体等)、太阳能、生物质能、地热能工业、海洋温差等发电系统。使用机朗肯循环系统能在增加清洁能源量的同时能降低二氧化碳排放量。采用R245fa作为工质可有效提升5%-8%的有机朗肯循环系统效率。

 

R245fa物性参数

 

中文名称:1,1,1,3,3-五氟丙烷 简称:R245faHFC-245fa
英文全称:1,1,1,3,3-pentafluoropropane 分类:纯净物
CAS编号:460-73-1 分子式:CF3CH2CHF2
分子量:134 摩尔质量:134g/mol
三相点温度:-102.10℃ 标准沸点:15.14℃
临界温度:154.01℃ 临界压力:3.651MPa(绝压)
临界密度:516kg/m3 偏心因子:0.3776kJ(kg*℃)
偶极矩:1.549D(德拜) 密度:(20℃1.320g/cm3
臭氧消耗指标(ODP):0 水中溶解度mg/L(PH8.11-8.62室温):7180
饱和蒸汽压KPa(20°C)122.7 气候变暖值(GWP)790

 

R245fa性状: 

常压下,15°C时为无色透明易流动液体,具有挥发性。20°C时为无色气体。与水不溶,可混溶于乙醇、乙醚、氯仿、油类、烃类等多数有机溶剂。

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