R22
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- Issue Time
- Dec 11,2015
R22
R22is a colorless gas under ordinary temperature and a colorless & transparentliquid under the pressure of itself, Vnon-toxic & inflammable with theexcellent thermo-stability and chemical stability, unable to erode metals andit is a refrigerant for low temperature to ﹣80℃below. Used in reciprocating compressor, as refrigerant in industrial,commercial and household air-condition system; Also used to produce insecticideand aerosol for spraying paint; To produce V extinguishing agent 1211; As thebasic material to produce a wide variety of fluorinated macromolecularcompounds.
Properties：
Index | Unit | R22 |
Chemical formula |
| CHClF2 |
Molecular weight | g/mol | 86.5 |
Freezing point | ℃ | -146 |
Boiling point | ℃ | -40.8 |
Specific gravity (25℃ liquid) | g/m3 | 1.194 |
Vapor pressure (25℃) | MPa | 1.04 |
Critical temperature | ℃ | 96 |
Critical pressure | MPa | 4.98 |
Critical density | g/cm3 | 1.221 |
Vapor heat at boiling point | KJ/kg | 233.5 |
Water solubility (25℃) | W% | 0.30 |
Specific heat (25℃ liquid ) | KJ/kg.k | 1.400 |
ODP |
| 0.05 |
GWP |
| 0.03 |
Specification：
Appearance | Colorless and clearness |
Odor | No strange stench |
Purity, % by weight % ≥ | 99.90 |
Moisture, ppm by weight% ≤ | 10 |
Acidity, ppm by weight % ≤ | 1 |
Evaporation residue, ppm by weight % ≤ | 100 |
Chlorides(Cl-) test % ≤ | 0.0003 |
No condensable gas (V/V) % ≤ | 1.5 |
Packing：13.6kg/22.7kg/950kg netweights cylinders & ISO tank .
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，无毒不燃，具有良好的热稳定性和化学稳定性，不腐蚀金属。它是一种低温制冷剂，可得到﹣80℃的制冷温度,用于往复式压缩机，作为工业、商业、家庭空调系统的制冷剂；还可用来做杀虫剂和喷漆的气雾喷射剂，也可用于生产灭火剂1211；是生产各种含氟高分子化合物的基本原料。
物理性质 ：
| 单位 | HCFC-22 |
分子式 |
| CHClF2 |
分子量 | g/mol | 86.5 |
熔点 | ℃ | -146 |
沸点 | ℃ | -40.8 |
液体密度(25℃) | 克/厘米3 | 1.194 |
蒸气压 (25℃) | MPa | 1.04 |
临界温度 | ℃ | 96 |
临界压力 | MPa | 4.98 |
临界密度 | 克/厘米3 | 1.221 |
沸点时蒸发潜热 | 千焦耳/千克 | 233.5 |
在水中溶解度 (25℃) | W% | 0.30 |
比热 (液体25℃) | 千焦耳/千克度 | 1.257 |
ODP |
| 0.05 |
GWP |
| 0.03 |
质量指标 ：
指标名称 | 优等品 |
外观 | 无色、不浑浊 |
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 |