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R507
R507
R507is a colorless gas under ordinary temperature, and a colorless &transparent liquid under the pressure of itself, mixed by R143 and R125. It is the substitute for R502,mainly used in the low temperature refrigerating systems.
Properties：
| Unit | R507 |
Chemical formula |
| R-143/R-125 |
Molecular weight | g/mol | 98.86 |
Melting point | ℃ | -46.7 |
Critical temperature | ℃ | 70.9 |
Critical pressure | MPa | 3.79 |
Saturated liquid density (30℃) | g/cm3 | 1.06 |
Critical density | g/cm3 | 0.5 |
ODP |
| 0 |
GWP |
| 0.96 |
QualitySpecification：
Index | Excellent Grade |
Appearance | Colorless , not turbid |
odor | No strange stench |
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：11.3kg/30p steel cylinders or ISO TANK.
Itmust be kept in cool, dry and well-ventilated places, away from sunshine andrainfall.
性状用途：
R507混合制冷剂是由R143和R125混合而成，在常温下为无色气体，在自身压力下为无色透明液体，是R502的替代品，主要用于低温制冷系统。
物理性质 ：
| 单位 | R507 |
分子式 |
| R-143/R-125 |
分子量 | g/mol | 98.86 |
沸点 | ℃ | -46.7 |
临界温度 | ℃ | 70.9 |
临界压力 | MPa | 3.79 |
饱和液体密度 (30℃) | g/cm3 | 1.06 |
临界密度 | g/cm3 | 0.5 |
ODP |
| 0 |
GWP |
| 0.96 |
质量指标 ：
指标名称 | 优等品 |
外观 | 无色、澄清 |
气味 | 无异臭 |
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>