R290 (Propane, CAS 74-98-6) is a natural hydrocarbon refrigerant with zero ODP and a GWP of 3. It is the fastest-growing low-GWP refrigerant for domestic and light-commercial refrigeration, plug-in cases, small heat pumps, and monobloc A/C, delivering excellent thermodynamic performance with minimal environmental impact.
As a China-based refrigerant exporter with 37 years of experience, Dalian Tongtai (TCoolGas) supplies R290 to 50+ countries with full SDS / TDS / COA per batch. We support mixed-SKU container consolidation and provide third-party re-test reports within 24 hours on request.
Household refrigerators and freezers.
Bottle coolers, ice-cream freezers.
Monobloc heat pumps up to ~25 kW.
Portable and window A/C units.
| Parameter | Value |
|---|---|
| Chemical Name | Propane |
| CAS No. | 74-98-6 |
| Molecular Formula | C₃H₈ |
| Molecular Weight | 44.10 g/mol |
| Boiling Point (1 atm) | −42.1 °C |
| Critical Temperature | 96.7 °C |
| Critical Pressure | 4.25 MPa |
| Liquid Density (25 °C) | 0.493 g/cm³ |
| ODP | 0 |
| GWP (AR5, 100-yr) | 3 |
| ASHRAE Safety Classification | A3 (flammable, low toxicity) |
| Purity | ≥ 99.5% (refrigerant grade) |
| Moisture | ≤ 10 ppm |
| Sulfur | ≤ 1 ppm |
| Non-Condensable Gas | ≤ 1.5% |
| Appearance | Colorless gas, characteristic odor |
| Packaging | Net Weight | 20'FCL Load | Type |
|---|---|---|---|
| Disposable Can | 400 g | 3600 pcs | Service / DIY |
| Steel Cylinder | 5 kg | 2000 pcs | Refillable |
| Steel Cylinder | 14 kg | 800 pcs | Refillable |
| ISO Tank | ~10,000 kg | - | Bulk supply |
We'll reply within 24 hours with pricing and lead time.
