R125

  性质 Properties Symbol Unit Value References
Basic Physical and Chemical Properties CAS注册号 CAS Registry Number CASRN / 354-33-6 Scifinder®
中文名称 Chemical Name / / 1,1,1,2,2-Pentafluoroethane
1,1,1,2,2-五氟乙烷
Scifinder®
英文名称 English Name / / R125,HCFC 125,Freon 125 Scifinder®
组成 Composition / / /
分子式 Molecular Formula / / C2HF5 Scifinder®
结构式 Structure Formula / / CHF2CF3 Scifinder®
相对分子量 Molecular Weight MW / 120.02 Scifinder®
物理状态 Physical State / / Liquefied gas AGG MSDS
气味 Odor / / Sweet odor AGG MSDS
颜色 Color / / Colorless AGG MSDS
熔点 Melting Point mp '-103
-100.6
--103
Reaxys:knunyants,I.L.et al.Doklady chemistry,1960,vol.132,P,455-458
CRC Handbook of Chemistry and Physics(2010)
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
沸点 Boiling Point bp '-48.5
'-48.1
-50
-33
-48
-48.5 oC
-48.1
-48.1
-48.1
Scifinder:Cash, Gordon G.; Toxicological and Environmental Chemistry 2008, V90(6), P1073-1089 CAPLUS
Reaxys:Battion,Rubin;Seybold,Paul G;Campanell,Frank C. Journal of chemical and Engineering Data,2011,vol.56,#4 P.727-732
Reaxys:Horvath,Ari L.Chemosphere,2001,vol.44,#4 P.897-906
Reaxys:Knunyants et al.Izv.Akadl.SSSR,1972,P.2242-2177
AGG MSDS
Chemblink
NIST REFPROP v9.0
CRC Handbook of Chemistry and Physics(2010)
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
饱和蒸汽压 Saturated Vapor Pressure(25℃) Psat MPa 1.39988
1.3779
1.30989
1.31
1.3868
Scifinder®
NIST REFPROP v9.0
AGG MSDS
Air liquide MSDS
Reaxy:J. Chem. Eng. Data, 2000, 45 (5), pp 760–763
液体密度 Liquid Density(25℃) dl g/cm3 1.1894
1.185
1.1740
NIST REFPROP v9.0
Reaxys:J. Chem. Eng. Data, 1993, 38 (4), pp 560–564
Thermophysical Properties of Chemicals and Hydrocarbons, 2008;
气体密度 Vapor Density(25℃, 101.325kPa) dg kg/m3 90.557 NIST REFPROP v9.1
挥发性 Volatility / wt% 100% National Refrigeranta MSDS
蒸发速度 Evaporation Rate(CCl4=1) / / >1 National Refrigeranta MSDS
Critical Properties 临界温度 Critical Temperature Tc 66.02
66
66.02
66.05
NIST REFPROP v9.0
Reaxys:Journal of chemical Thermodynamics,2006,vol38,#12 P1510-1514
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
韩晓红.新型混合替代制冷剂R125/R161的汽液相平衡
临界压力 Critical Pressure Pc MPa 3.6177
3.62
3.66617
3.617
3.62
3.59
NIST REFPROP v9.0
Reaxys:J. Chem. Eng. Data, 1994, 39 (2), pp 304-308
Reaxys:Journal of chemical Thermodynamics,2006,vol38,#12 P1510-1514
CRC Handbook of Chemistry and Physics(2010)
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
韩晓红.新型混合替代制冷剂R125/R161的汽液相平衡
临界体积 Critical Volume Vc cm3/mol 208
214
211.3
210.099
Reaxys:J. Chem. Eng. Data, 1997, 42 (6), pp1269-1273
CRC Handbook of Chemistry and Physics(2010)
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
韩晓红.新型混合替代制冷剂R125/R161的汽液相平衡
临界密度 Critical Density ρc kg/m3 573.58
560
577
568
565
568
NIST REFPROP v9.0
Reaxys:J. Chem. Eng. Data, 2004, 49 (4), pp 1643-1621
Reaxys:J. Chem. Eng. Data, 1997, 42 (6), pp 1269-1273
Reaxys:J. Chem. Eng. Data, 1994, 39 (2), pp 304-308
Reaxys:J. Chem. Eng. Data, 1994, 39 (1), pp 39-44
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
临界压缩因子 Critical Compressibility Factor Zc / 0.271
0.270
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
韩晓红.新型混合替代制冷剂R125/R161的汽液相平衡
液体压缩因子 Liquid Compressibility Factor Z / 0.056092 NIST REFPROP v9.0
气体压缩因子 Vapor Compressibility Factor Z / 0.73670 NIST REFPROP v9.0
偏心因子 Acentric Factor ω / 0.3052
0.305
0.303
NIST REFPROP v9.0
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
韩晓红.新型混合替代制冷剂R125/R161的汽液相平衡
Thermophysical Properties 液体焓 Liquid Enthalpy H kJ/kg 232.87 NIST REFPROP v9.0
气体焓 Vapor Enthalpy H kJ/kg 343.26 NIST REFPROP v9.0
液体熵 Liquid Entropy S kJ/kg·K 1.1131 NIST REFPROP v9.0
气体熵 Vapor Entropy S kJ/kg·K 1.4834 NIST REFPROP v9.0
生成焓 Enthalpy of Formation(25℃) ΔfHO kJ/mol '-1109.08
-1100.4
Reaxys:Russian Journal of organic Chemisty,1995,vol.31,#12 P.1786-1792
CRC Handbook of Chemistry and Physics(2010)
蒸发焓 Enthalpy of Vaporization ΔvH kJ/kg 110.39
2336.79
2298.02
NIST REFPROP v9.0
Scifinder®
Thermophysical Properties of Chemicals and Hydrocarbons, 2008;(225.15K)
液体等压热容 Liquid Isobaric Heat Capacity(25℃) Cp kJ/kg·K 1.4246 NIST REFPROP v9.0
气体等压热容 Vapor Isobaric Heat Capacity(25℃) Cp kJ/kg·K 1.0316 NIST REFPROP v9.0
液体等容热容 Liquid Isochoric heat capacity(25℃) Cv kJ/kg·K 0.91186 NIST REFPROP v9.0
气体等容热容 Vapor Isochoric heat capacity(25℃) Cv kJ/kg·K 0.83673 NIST REFPROP v9.0
Solubility 偶极矩 Dipole Moment μ D 1.563
1.84
1.54
1.541
NIST REFPROP v9.0
Reaxys:Physical Chemistry Chemical Physics,2001,vol.3,#19 P.4200-4207
Reaxys:Journal of the American Chemical Society,1955,vol.77,P.774-775
Thermophysical Properties of Chemicals and Hydrocarbons, 2008
解离常数 Dissociation Constant
清洗能力 KB
水中溶解度 Solubility in Water(23℃) / ppm wt/wt 1300 Scifinder®
贝壳松脂丁醇值 Kauri-Butanol Value KB /
辛醇/水分配系数 Octanol/Water Partition Coefficient LogP / 1.349 Scifinder®
Hildabrand溶解度参数 Hildabrand Solubility Parameter δ cal/ml
Other Properties 液体焦耳-汤姆逊系数 Liquid Joule-Thomson Coefficient JT ℃/MPa 0.38346 NIST REFPROP v9.0
气体焦耳-汤姆逊系数 Vapor Joule-Thomson Coefficient JT ℃/MPa 19.534 NIST REFPROP v9.0
液体粘度 Liquid Viscosity(25℃) η mPa·s 0.14092 NIST REFPROP v9.0
气体粘度 Vapor Viscosity(25℃) η mPa·s 0.013484
0.0129
NIST REFPROP v9.0
Reaxys:Journal of Chemical&Engineering Data,1996,vol100,#4 P.3149-3151
液体导热系数 Liquid Thermal Conductivity(25℃) λ mW/m·K 59.422 NIST REFPROP v9.0
气体导热系数 Vapor Thermal Conductivity(25℃) λ mW/m·K 15.393 NIST REFPROP v9.0
液体介电常数 Liquid Dielectric Constant ε F/m 5.1 2009 ASHRAE Handbook-Fundamentals
气体介电常数 Gas Dielectric Constant ε F/m 1.0072 2009 ASHRAE Handbook-Fundamentals
液体体积电阻系数 Liquid Volume Resistivity(1kHz) ρ Ω·cm
气体体积电阻系数 Gas Volume Resistivity(1kHz) ρ Ω·cm
表面张力 Surface Tension(25℃) γ mN/m 3.8319 NIST REFPROP v9.0
液体声速 Liquid Sound Velocity u m/s 327.37 NIST REFPROP v9.0
气体声速 Vapor Sound Velocity u m/s 117.32 NIST REFPROP v9.0
最低灭火浓度 Minimum Extinguishment Concentration MEC % 9 田贯三,博士学位论文
Atmospheric Effects 臭氧消耗潜能值 Ozone Depletion Potential ODP / '0
0
0
James M calm Physical,safty,and environmental data for current and alternative refrigerants
2010 ASHRAE Handbook Refrigeration(SI版)
2009 ASHRAE Handbook-Fundamentals
全球变暖潜能值 Global Warming Potential(100yr) GWP / 3420
2800
3400
3500
James M calm Physical,safty,and environmental data for current and alternative refrigerants
CRC Handbook of Chemistry and Physics(2010)
2010 ASHRAE Handbook Refrigeration(SI版)
2009 ASHRAE Handbook-Fundamentals
大气寿命 Atmospheric Life / yr 28.2
29
32.6
29
James M calm Physical,safty,and environmental data for current and alternative refrigerants
CRC Handbook of Chemistry and Physics(2010)
2010 ASHRAE Handbook Refrigeration(SI版)
2009 ASHRAE Handbook-Fundamentals
光化学臭氧合成潜能 photochemica lozone creation potential POCP /
全球温度潜势 global temperature change potential(100yr) GTP / 967 Global Warming Potentials and Radiative Efficiencies of Halocarbons and Related Compounds: A Comprehensive Review, Accepted for publication in Rev. Geophys
Flammability 闪点 Flash Point / -62.3 Scifinder®
自燃点 Autoignition Point / >750 National Refrigeranta MSDS
燃烧下限 Lower Flammability Limit LFL %vol none ASHRAE 34-2010
燃烧上限 Upper Flammability Limit UFL %vol none ASHRAE 34-2010
燃烧热 Heat of Combustion HOC MJ/kg -1.5 James M calm Physical,safty,and environmental data for current and alternative refrigerants
最小点火能 Minimum Ignition Energy MIE mJ none ASHRAE 34-2010
燃烧速度 Burning Velocity Su cm/s
可燃浓度限值 ASHRAE Flammable Concentration Limit FCL ppm v/v none ASHRAE 34-2010
最大燃烧压力 Maximum Combustion Pressure 105Pa
最大燃烧压力上升速率 Maximum Rate of Pressure Increase During Combustion
Toxicity RTECS号 Registry of Toxic Effects of Chemical Substances® Number / / KI6365000 化学物质毒性数据库
接近致死浓度 Approximate Lethal Concentration ALC ppm v/v 769000 制冷剂毒性数据库
半数致死浓度 Lethal Concentration 50% LC50 ppm v/v >769000 ASHRAE 34-2010
心脏致敏最低作用剂量 Cardiac Sensitization Lowest Observed Effect Level LOEL ppm v/v 100000 ASHRAE 34-2010
心脏致敏最高无作用剂量 Cardiac Sensitization No Observed Effect Level NOEL ppm v/v 75000 ASHRAE 34-2010
麻醉效应半数作用浓度 Anesthesia Effective Concentration 50% EC50 ppm v/v none ASHRAE 34-2010
麻醉效应最低作用剂量 Anesthesia Lowest Observed Effect Level LOEL ppm v/v none ASHRAE 34-2010
麻醉效应最高无作用剂量 Anesthesia No Observed Effect Level NOEL ppm v/v 709000 ASHRAE 34-2010
28天亚急性吸入毒性 28 Days Subacute Inhalation Toxicity NOEL ppm v/v
90天亚慢性吸入毒性 90 Days Subchronic Inhalation Toxicity NOEL ppm v/v >50000 National Refrigeranta MSDS
一年长期吸入毒性 Long Term Inhalation Toxicity (12 month) NOEL ppm v/v vc
两年长期吸入毒性 Long Term Inhalation Toxicity (24 month) NOEL ppm v/v
立即威胁生命和健康浓度 NIOSH Immediately Dangerous to Life or Health IDLH ppm v/v
缺氧限值 ASHRAE Oxygen Deprivation Limit ODL ppm v/v 140000 ASHRAE 34-2010
急性毒性暴露限值 ASHRAE Acute Toxicity Exposure Limit ATEL ppm v/v 75000 ASHRAE 34-2010
制冷剂浓度限值 ASHRAE Refrigerant Concentration Limit RCL ppm v/v 75000 ASHRAE 34-2010
职业接触限值 ASHRAE Occupational Exposure Limit OEL ppm v/v 1000 James M calm Physical,safty,and environmental data for current and alternative refrigerants
时间加权平均阈限值 ACGIH Threshold Limit Value-Time-Weighted Average TLV-TWA ppm v/v 1000 Unitor MSDS R143a
允许暴露水平 OSHA Permissible Exposure Level PEL ppm v/v none National Refrigeranta MSDS
工作环境暴露水平 AIHA Workplace Environmental Exposure Level WEEL ppm v/v 1000
1000
AGG MSDS
PAFT
可接受暴露限值 Dupont Acceptable Exposure Limit AEL ppm v/v 1000 Guidechem MSDS R143-1
ASHRAE安全等级 ASHRAE Safety Group / / A1 ASHRAE 34-2010
嗅觉阈值 Odor Threshold / ppm v/v
大型水蚤半数作用浓度水生态毒性 Aquatic Toxicity of 48h Daphnia Magna Effective Concentration 50% EC50 mg/L >200 National Refrigeranta MSDS
虹鳟鱼半数致死浓度水生态毒性 Aquatic Toxicity of 96h Rainbow Trout Lethal Concentration 50% LC50 mg/L 450 National Refrigeranta MSDS
皮肤刺激或腐蚀
降解产物 Degradation Products carbon monoxide and hydrogen fluoride Air liquide MSDS