R452A Refrigerant Specification
Technical Data Sheet(TDS) R-452A(HFC/HFO blend) CH₂F₂ / CHF₂CF₃ / CF₃CF=CH₂( 11/59/30) R452A, and.
1 Product Identification
| Item | Value |
|---|---|
| Product Name | R452A Refrigerant |
| Chemical Name | R-452A（HFC/HFO blend） |
| English Name | R-452A（HFC/HFO blend） |
| Molecular Formula | CH₂F₂ / CHF₂CF₃ / CF₃CF=CH₂( 11/59/30) |
| Molecular Weight | approx. 103.5 |
| CAS Registry Number | 75-10-5 / 354-33-6 / 754-12-1 |
| EINECS No. | 200-839-4 / 206-557-8 / 468-710-7 |
| UN Number | 3163 |
| 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: Compiled from manufacturer data (safety classification per GB/T 7778, ASHRAE 34 / ISO 817)
2 Physical & Chemical Properties
R452A Typicaldata, system and,.
| Item | Typical Value |
|---|---|
| Appearance | Colorless, transparent liquefied gas |
| Odor | Faint, non-irritating |
| Bubble point(101.3 kPa) | approx. -47.0 ℃ |
| Temperature glide | approx. 3 ℃(Zeotropic) |
| Critical Temperature | approx. 74 ℃ |
| Critical Pressure | approx. 4.00 MPa |
| Vapor Pressure (25 C, absolute) | approx. 1.20 MPa |
| Liquid Density(25 ℃) | approx. 1010 kg/m³ |
| Saturated Vapor Density(25 ℃) | approx. 46 kg/m³ |
| Latent heat of vaporisation (at bubble point) | approx. 210 kJ/kg |
| Liquid Specific Heat(25 ℃) | approx. 1.45 kJ/(kg K) |
| Vapor Specific Heat(25 ℃, 101.3 kPa) | approx. 0.85 kJ/(kg K) |
| Liquid Thermal Conductivity(25 ℃) | approx. 0.088 W/(m K) |
| Vapor Thermal Conductivity(25 ℃) | approx. 0.0142 W/(m K) |
| Liquid Viscosity(25 ℃) | approx. 0.15 mPa s |
| Vapor Viscosity(25 ℃) | approx. 0.0128 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) |
| OEL (8 h TWA) | approx. 900 ppm(per) |
| Ozone Depletion Potential (ODP) | 0 |
| GWP (100 yr, IPCC AR5) | approx. 2140 |
| Atmospheric Lifetime | approx. 16 years(per) |
3 Quality Specifications & Test Methods
R452A Parameter, Batch COA.
| Item | Parameter | Test Method |
|---|---|---|
| Appearance | Colourless and clear, free of suspended matter and mechanical impurities | Visual inspection |
| Purity | ≥ 99.90 % | Gas chromatography GC-FID |
| Composition tolerance | ±1.0 % | 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 |
| (Cl⁻) | Negative (pass) | Silver nitrate turbidimetry |
4 Comparison with Common Refrigerants
| Comparison Item | R452A(this product) | R404A | R507 |
|---|---|---|---|
| Composition | R32/R125/R1234yf 11/59/30 | R125/R143a/R134a 44/52/4 | R125/R143a 50/50 |
| ODP | 0 | 0 | 0 |
| GWP(100 years, AR5) | 1945 | 3922 | 3985 |
| ASHRAE Safety Classification | A1 | A1 | A1 |
| Temperature glide | approx. 3 ℃ | approx. 0.8 ℃ | 0 ℃(Azeotropic) |
| Relative cooling capacity | and R404A | Baseline 100 % | Slightly higher, approx. +2 % ~ +5 % |
| Relative COP | R404A | Baseline | Slightly higher |
| compressor Discharge temperature | Slightly higher than R404A | Baseline | Slightly higher |
| Compatible lubricant | POE | POE | POE |
| Retrofit feasibility | R404A low-GWP | Original fluid in existing systems | Low temperaturesystem |
| Current selection | R404A low-GWP | EUrestrictednew equipment | EUrestrictednew equipment |
5 Packaging Specifications
| Package Type | Specification | Filling Ratio | Valve Connection | Application |
|---|---|---|---|---|
| disposable cylinder | 10.9 kg(customizable 9.5 kg) | ≤ 0.85 kg/L | W21.8-14(customizable CGA / DIN) | Servicing and small-batch use |
| steel cylinder | 400 kg(T ) | ≤ 0.85 kg/L | W21.8-14 | Bulk project supply |
| cylinder pallet | 12 × 10.9 kg | Per cylinder | W21.8-14 | Distribution via service networks |
| ISO ISO tank | approx. 18 t | per ISO tank | ISO tankconnection | and Transport |
Filling Ratioper"", steel cylinderper.
6 Applications
- Low temperature cold storage, and
- and Transport
- and cold-chain logistics equipment
- R404A / R507 system low-GWP retrofit
Equipment Compatibility & Charging Advice
- R452A POE, retrofit R404A system POE,.
- Zeotropic Mixture(approx. 3 ℃), charging, Spillagerecoverycharging.
- Discharge temperature Slightly higher than R404A, retrofitcompressor Discharge temperature, liquid injection or suction cooling.
- chargingLow R404A, per equipment.
- retrofitrecovery refrigerant, and R404A, R507 refrigerantcharging.
7 Storage & Transport
- Storage,, ventilation, 40 ℃, ignition source, heat source and.
- steel cylinder, and,,, and.
- R452A 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 cold storageoxygen, ventilationoxygen(Low 19.5 %).
- SpillageSpillageventilation,;;leak detection or leak detection, open flamesleak detection.
- Thermal decomposition riskopen flames or High temperature(approx. 400 ℃ and above), cold storageventilation.
- enclosedcold storage, enclosed confined space, oxygen.
- 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
Why is R452A R404A？
R404A GWP 3922, EU F-Gas Regulations equipment GWP 2500 refrigerant. R452A GWP 1945, and and R404A, A1 Non-flammable, retrofitLow Alternatives.
R452A retrofit R404A systemcompressor？
. R452A and R404A and, POE;Mainrecovery refrigerant,, percharging. Discharge temperature Slightly higher, compressor Discharge temperature.
R452A Can it be topped up after a leak?
. R452A Zeotropic Mixture(approx. 3 ℃), Spillage,. recovery refrigerant, percharging.
R452A Shelf life?
steel cylinder, Storage, R452A 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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