R227ea Refrigerant Technical Data Sheet
Technical Data Sheet(TDS) 1,1,1,2,3,3,3-Heptafluoropropane(HFC-227ea) C₃HF₇ R227ea, and.
1 Product Identification
| Item | Value |
|---|---|
| Product Name | R227ea Refrigerant |
| Chemical Name | 1,1,1,2,3,3,3-Heptafluoropropane（HFC-227ea） |
| English Name | 1,1,1,2,3,3,3-Heptafluoropropane（HFC-227ea） |
| Molecular Formula | C₃HF₇ |
| Molecular Weight | 170.03 |
| CAS Registry Number | 431-89-0 |
| EINECS No. | 207-009-9 |
| UN Number | 3296 |
| Transport Hazard Class | Class 2.2, non-flammable gas |
| ASHRAE Safety Classification | A1(Low toxicity, non-flammable) |
| Reference Basis | Manufacturer data; the batch COA governs |
Reference Basis: (Suitable extinguishing media GB 18614, Safety classification GB/T 7778)
2 Physical & Chemical Properties
R227ea Typicaldata, system and,.
| Item | Typical Value |
|---|---|
| Appearance | Colorless, transparent liquefied gas |
| Odor | Faint, non-irritating |
| Boiling Point (101.3 kPa) | -16.4 ℃ |
| Freezing Point | -131 ℃ |
| Critical Temperature | 101.7 ℃ |
| Critical Pressure | 2.93 MPa |
| Critical Density | approx. 621 kg/m³ |
| Vapor Pressure (25 C, absolute) | approx. 0.39 MPa |
| Liquid Density(25 ℃) | 1391 kg/m³ |
| Saturated Vapor Density(25 ℃) | approx. 27 kg/m³ |
| Latent Heat of Vaporization (at boiling point) | approx. 132 kJ/kg |
| Liquid Specific Heat(25 ℃) | approx. 1.19 kJ/(kg K) |
| Vapor Specific Heat(25 ℃, 101.3 kPa) | approx. 0.81 kJ/(kg K) |
| Liquid Thermal Conductivity(25 ℃) | approx. 0.069 W/(m K) |
| Vapor Thermal Conductivity(25 ℃) | approx. 0.0122 W/(m K) |
| Liquid Viscosity(25 ℃) | approx. 0.32 mPa s |
| Vapor Viscosity(25 ℃) | approx. 0.0119 mPa s |
| Surface Tension(25 ℃) | approx. 7.9 mN/m |
| Water Solubility(25 ℃) | Slightly soluble |
| Auto-Ignition Temperature | Not applicable (non-flammable) |
| Flammability Limits in Air (vol.%) | None (non-flammable) |
| Firefighting(Typical) | approx. 7 % ~ 9 % |
| NOAEL | — |
| Ozone Depletion Potential (ODP) | 0 |
| GWP (100 yr, IPCC AR5) | 3220 |
| Atmospheric Lifetime | approx. 34 years |
3 Quality Specifications & Test Methods
R227ea Parameter, Batch COA.
| Item | Parameter | Test Method |
|---|---|---|
| Appearance | Colourless and clear, free of suspended matter and mechanical impurities | Visual inspection |
| Purity | ≥ 99.90 % (Firefighting ≥ 99.60 %) | Gas chromatography GC-FID |
| Moisture | ≤ 10 ppm | Karl Fischer coulometric method |
| Acidity( HF ) | ≤ 0.1 ppm | Alkali absorption - potentiometric titration |
| Evaporation Residue | ≤ 0.01 % | Gravimetric method |
| Non-Condensable Gas(, 25 ℃) | ≤ 1.5 % | Gas chromatography |
| (olefin) | ≤ 10 ppm | Gas chromatography |
| (Cl⁻) | Negative (pass) | Silver nitrate turbidimetry |
4 Comparison with Common Refrigerants
| Comparison Item | R227ea(this product) | R236fa | R123 |
|---|---|---|---|
| Composition | Single compound C₃HF₇ | Single compound C₃H₂F₆ | Single compound C₂HCl₂F₃ |
| Boiling point | -16.4 ℃ | -1.4 ℃ | 27.8 ℃ |
| ODP | 0 | 0 | 0.02 |
| GWP(100 years, AR5) | 3220 | 9810 | 77 |
| ASHRAE Safety Classification | A1(Non-flammable) | A1(Non-flammable) | B1 |
| Firefighting | no residue, non-conductive | no residue, non-conductive | — |
| Typical use | Firefightingsystem | Firefighting and ORC | existing installed baseunit |
| Current selection | data and Firefighting | speciality Firefighting and | controlled, existing installed base servicing |
5 Packaging Specifications
| Package Type | Specification | Filling Ratio | Valve Connection | Application |
|---|---|---|---|---|
| disposable cylinder | 40 kg(customizable 20 kg) | ≤ 1.15 kg/L | W21.8-14(customizable CGA / DIN) | Firefightingsystem |
| steel cylinder | 400 kg(T ) | ≤ 1.15 kg/L | W21.8-14 | Bulk project supply |
| cylinder pallet | Made to order | Per cylinder | W21.8-14 | Itemdistribution |
| ISO ISO tank | approx. 20 t | per ISO tank | ISO tankconnection | and Transport |
Filling Ratioper"", steel cylinderper.
6 Applications
- data, and Firefightingsystem
- and equipment
- equipment and specialitydata
- Use suitable extinguishing media and keep away from ignition sources.
Equipment Compatibility & Charging Advice
- Firefightingsystem and GB 50370, GB 18614, and.
- steel cylinder, Specification and system, Firefightingsteel cylinder or.
- Suitable extinguishing medianon-conductive, no residue, equipment and, ventilationdecomposition products.
- cooling medium and, testing.
- system and recovery equipment, emissions.
7 Storage & Transport
- Storage,, ventilation, 40 ℃, ignition source, heat source and.
- steel cylinder, and,,, and.
- R227ea A1 Non-flammable refrigerant, Vapour, Spillagelow-lying areasoxygen, ventilation.
- and oxygen, and (,, )Flammable.
- and, Low 0.05 MPa.
- Transportper Danger 2.2 class, and, steel cylinder.
8 Safety & Handling
- Asphyxiation riskVapour, Spillagelow-lying areas, and oxygen, ventilationoxygen(Low 19.5 %).
- Firefighting RiskFirefightingdecomposition products,, ventilation.
- SpillageSpillageventilation,;;leak detection.
- —NOAEL 9 %;Firefighting and.
- frostbite ProtectionLiquefied gasfrostbite, and;frostbite 40 ℃.
- Inhalation andVapour,, fresh airoxygen;Eye contact 15.
9 Quality Assurance & Shipping Documents
- Batch COA, Purity( or ), Moisture, Acidity and Evaporation Residue.
- Moisture, and Low temperature.
- 12 months, Batch, No. and.
- perthird-party test report(SGS / ), SDS Description REACH, RoHS.
10 Frequently Asked Questions
R227ea Why is ventilation required after discharge?
Propane FlameHigh temperature,,. Firefighting, ventilation, equipment.
R227ea What is the design concentration for fire suppression?
7 % ~ 9 %, Protection class, class and, NOAEL(9 %). per GB 50370.
R227ea GWP 3220 ？
. Propane"Kigali Amendment"HFC phase-down, Firefightingsystem GWP or. Item(Novec 1230)low-GWP Alternatives.
R227ea Shelf life?
steel cylinder, Storage, R227ea Shelf Life 24 months. Firefightingsystemper and.
Disclaimer
Specificationdata Typical,;Parameter Batch COA. and, or or, equipment and Regulations.
Specificationdata Typical,;Parameter Batch COA. and, or or, equipment and Regulations.
| Reviewed by: | Approved by: | Hubei Zhongjin Fluorine Chemical Co., Ltd.
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