R141b (1,1-dichloro-1-fluoroethane) was widely used in foam blowing and low-pressure centrifugal refrigeration. As an HCFC controlled substance it is being phased out and now mainly serves existing-equipment service and specific industrial scenarios.
| Chemical Name | 1,1-二氯-1-氟乙烷 |
|---|---|
| Molecular Formula | CH₃CCl₂F |
| Molecular Weight | 116.95 |
| Boiling Point (101.3 kPa) | 32.1 ℃ |
| Critical Temperature | 204.5 ℃ |
| Critical Pressure | 4.25 MPa |
| ODP (Ozone Depletion Potential) | 0.11 |
| GWP (Global Warming Potential) | 725 |
| ASHRAE Safety Class | A3（低毒、可燃） |
| Appearance | 无色透明、无浑浊 |
|---|---|
| Purity | ≥ 99.9 % |
| Moisture | ≤ 10 ppm |
| Acidity (as HCl) | ≤ 1 ppm |
| Evaporation Residue | ≤ 0.01 % |
| Executing Standard | 符合国家标准及行业标准 |
※ Packaging specs and labels can be customized; bulk orders can be delivered by tank truck.
R141b is an HCFC controlled substance under the Montreal Protocol with production quotas and is being phased out. Use must comply with regulations; new systems should choose HFO or other eco-friendly alternatives.
| Storage & Transport | Store in a cool, ventilated, explosion-proof warehouse away from fire and heat; temperature not above 52℃. Keep separated from oxidizers and acids. Inspect cylinders periodically and handle gently. |
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