R125
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- Issue Time
- Dec 11,2015
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 (25℃liquid) | 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 |
Packing:760KG/800L,870KG/926Lsteel cylinders or ISO TANK.
PS:HS 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 |