R1234ze Refrigerant Technical Data Sheet
Technical Data Sheet(TDS) trans-1,3,3,3-Tetrafluoropropene(HFO-1234ze(E)) CF₃CH=CHF R1234ze, and.
1 Product Identification
| Item | Value |
|---|---|
| Product Name | R1234ze(E) Refrigerant |
| Chemical Name | trans-1,3,3,3-Tetrafluoropropene（HFO-1234ze(E)） |
| English Name | trans-1,3,3,3-Tetrafluoropropene（HFO-1234ze(E)） |
| Molecular Formula | CF₃CH=CHF |
| Molecular Weight | 114.04 |
| CAS Registry Number | 29118-24-9 |
| EINECS No. | 471-480-0 |
| UN Number | 3163 |
| Transport Hazard Class | Class 2.1, flammable gas |
| ASHRAE Safety Classification | A2L(Low toxicity, mildly flammable) |
| Reference Basis | Manufacturer data; the batch COA governs |
Reference Basis: Compiled from manufacturer data (safety classification per GB/T 7778, ASHRAE 34 / ISO 817)
2 Physical & Chemical Properties
R1234ze Typicaldata, system and,.
| Item | Typical Value |
|---|---|
| Appearance | Colorless, transparent liquefied gas |
| Odor | Faint, non-irritating |
| Boiling Point (101.3 kPa) | -18.9 ℃ |
| Freezing Point | approx. -155 ℃ |
| Critical Temperature | 109.4 ℃ |
| Critical Pressure | 3.64 MPa |
| Vapor Pressure (25 C, absolute) | approx. 0.427 MPa |
| Liquid Density(25 ℃) | approx. 1168 kg/m³ |
| Saturated Vapor Density(25 ℃) | approx. 21 kg/m³ |
| Latent Heat of Vaporization (at boiling point) | approx. 195 kJ/kg |
| Liquid Specific Heat(25 ℃) | approx. 1.30 kJ/(kg K) |
| Vapor Specific Heat(25 ℃, 101.3 kPa) | approx. 0.85 kJ/(kg K) |
| Liquid Thermal Conductivity(25 ℃) | approx. 0.081 W/(m K) |
| Vapor Thermal Conductivity(25 ℃) | approx. 0.0128 W/(m K) |
| Liquid Viscosity(25 ℃) | approx. 0.21 mPa s |
| Vapor Viscosity(25 ℃) | approx. 0.0115 mPa s |
| Surface Tension(25 ℃) | approx. 9.5 mN/m |
| Water Solubility(25 ℃) | Slightly soluble |
| Auto-Ignition Temperature | 368 ℃ |
| Flammability Limits in Air (vol.%) | approx. 6.5 % ~ 12 % |
| Burning velocity | ≤ 10 cm/s（A2L） |
| OEL (8 h TWA) | 500 ppm |
| Ozone Depletion Potential (ODP) | 0 |
| GWP (100 yr, IPCC AR5) | < 1 |
| Atmospheric Lifetime | approx. 16 |
3 Quality Specifications & Test Methods
R1234ze Parameter, Batch COA.
| Item | Parameter | Test Method |
|---|---|---|
| Appearance | Colourless and clear, free of suspended matter and mechanical impurities | Visual inspection |
| Purity | ≥ 99.80 % | 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 |
| (Z ) | ≤ 0.5 % | Gas chromatography |
| (Cl⁻) | Negative (pass) | Silver nitrate turbidimetry |
4 Comparison with Common Refrigerants
| Comparison Item | R1234ze(this product) | R134a | R1234yf |
|---|---|---|---|
| Composition | Single compound HFO-1234ze(E) | Single compound CH₂FCF₃ | Single compound HFO-1234yf |
| Boiling point | -18.9 ℃ | -26.3 ℃ | -29.4 ℃ |
| ODP | 0 | 0 | 0 |
| GWP(100 years, AR5) | < 1 | 1430 | < 1 |
| ASHRAE Safety Classification | A2L(Mildly flammable) | A1 | A2L(Mildly flammable) |
| Vapor Pressure(25 ℃) | approx. 0.427 MPa | 0.665 MPa | 0.674 MPa |
| Relative cooling capacity | Low R134a, approx. 70 % ~ 80 % | Baseline 100 % | approx. 93 % ~ 98 % |
| Compatible lubricant | POE / PVE | POE | POE / PVE |
| Application | chiller, heat pump and foam blowing | and commercial refrigerationexisting installed base | air conditioning Regulations |
| Current selection | Medium temperature and foam blowinglow-GWP | phase-down | air conditioning |
5 Packaging Specifications
| Package Type | Specification | Filling Ratio | Valve Connection | Application |
|---|---|---|---|---|
| disposable cylinder | 20 kg(customizable 10 kg) | ≤ 0.95 kg/L | W21.8-14(customizable CGA / DIN) | Servicing and small-batch use |
| steel cylinder | 400 kg(T ) | ≤ 0.95 kg/L | W21.8-14 | bulk supply |
| steel drum / IBC | 250 kg / 1000 kg | Handle as an atmospheric-pressure liquid | Standard drum thread | foam blowingsupply |
| ISO ISO tank | approx. 18 t | per ISO tank | ISO tankconnection | and Transport |
Filling Ratioper"", steel cylinderper.
6 Applications
- display cabinet, unit and Medium temperaturesystem
- chiller, heat pump and air conditioning
- polyurethanerigid foam and blowing agent
- aerosol propellant and specialitycooling medium
Equipment Compatibility & Charging Advice
- R1234ze(E) A2L Mildly flammable refrigerant, equipmentper A2L, service A2L chargingrecovery equipment.
- Low R134a,, compressor and.
- POE or PVE, and;system and and R134a.
- blowing agentperformulation and process,.
- chargingper equipment, ventilationopen flames and High temperature.
7 Storage & Transport
- Storage,, ventilation, 40 ℃, ignition source, heat source and.
- steel cylinder, and,,, and.
- A2L Mildly flammable refrigerant, Flammable and ventilation, equipmentperexplosion-proof.
- and oxygen, and (,, )Flammable.
- and, Low 0.05 MPa.
- Transportper Danger 2.1 class, Firefighting and, and.
8 Safety & Handling
- Flammability and explosion riskR1234ze(E) A2L Mildly flammable refrigerant, Flammability limitapprox. 6.5 % ~ 12 %, Burning velocity 10 cm/s, confined space SpillageFlammability and explosion risk.
- Spillageignition sourceventilation,;;leak detection or leak detection, open flamesleak detection.
- Firefightingor carbon dioxide Firefighting, steel cylinder. Spillage Flame,.
- Thermal decomposition riskopen flames or High temperature, recovery refrigerantventilation.
- frostbite ProtectionLiquefied gasfrostbite, and;frostbite 40 ℃.
- Inhalation andVapourasphyxiation, and, 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
R1234ze and R1234yf What is the difference?
GWP 1 A2L, Boiling point and: R1234ze(E) Boiling point -18.9 ℃, 25 ℃ approx. 0.427 MPa,, chiller, heat pump and foam blowing;R1234yf Boiling point -29.4 ℃, R134a, Mainair conditioning.
R1234ze Can it directly replace R134a ？
. R1234ze(E) A2L Mildly flammable, R134a 70 % ~ 80 %, charging. per R1234ze unit, or system and.
R1234ze What are its advantages in medium-temperature commercial refrigeration?
GWP 1, ODP 0, Regulations refrigerant;chiller and High temperature, low-GWP blowing agent, Parameter Item and equipment.
R1234ze Shelf life?
steel cylinder, Storage, R1234ze(E) Shelf Life 24 months., steel cylinder 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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