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R125

Update Time:2015-12-11
  

R125

R125is a colorless gas under ordinary temperature and a colorless & transparentliquid under the pressure of itself, used as refrigerants, the vital partof mixed working substances to substitute R502&R22, and as flame-retardantsto substitute Halon-1211 & Halon-1301.

Properties

Index

Unit

R125

Chemical formula

 

CHF2CF3

Molecular weight

g/mol

120.02

Melting point

-102.95

Boiling point

-48.45

Specific gravity (25)

g/cm3

1.245

Vapor pressure (25)

MPa

1.371

Critical temperature

66.05

Critical pressure

MPa

3.592

Critical density

g/cm3

0.571

Vapor heat at boiling point

KJ/kg

165

Water solubility (25)

W%

0.09

Specific heat (25liquid)

KJ/kg.kwh

1.26

ODP

 

0

GWP

 

0.84

 

QualitySpecification

Index

Excellent Grade

Appearance

Colorless , not turbid

Purity % ≥

99.8

Moisture % ≤

0.001

Acidity (as HCl) % ≤

0.00001

Evaporation residue % ≤

0.01

Chlorides(Cl-) test % ≤

0.0003

No condensable gas (V/V) % ≤

1.5

 

Packing760KG/800L,870KG/926Lsteel cylinders or ISO TANK.

PSHS Code 29034599.00, CAS 354-33-6.

 

 

性状用途:

在常温下为无色气体,在自身压力下为无色透明液体。HFC-125可作制冷剂,是混合工质的重要组份,用于替代CFC-502和HCFC-22;作灭火剂用于替代Halon-1211和Halon-1301。

 

物理性质 :

 

单位

HFC-125

分子式

 

CHF2 CF3

分子量

g/mol

120.02

熔点

-102.95

沸点

-48.45

液体密度(25℃)

克/厘米3

1.245

蒸气压 (25℃)

MPa

1.371

临界温度

66.05

临界压力

MPa

3.592

临界密度

克/厘米3

0.571

沸点时蒸发潜热

千焦耳/千克

165

在水中溶解度 (25℃)

W%

0.09

比热 (液体25℃)

千焦耳/千克度

1.26

ODP

 

0

GWP

 

0.84

 

质量指标 :

指标名称

优等品

纯度 ( % ≥)

99.8

水份( % ≤)

0.001

酸度 ( 以HCl计 ) ,( % ≤)

0.00001

蒸发残留物 ( % ≤)

0.01

氯化物(Cl-) ( % ≤)

0.0003

不凝性气体的体积分数 ( % ≤)

1.5

 

  
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Fotech is a professional supplier and manufacturer of refrigerants and fluorine polymers over 20 years, distributing environmental friendly refrigerant, clean agent fire extinguishing agent, blowing agent, cleaning agent, and high performance new chemical materials...more>