R407C Refrigerant Specification
Technical Data Sheet(TDS) R-407C(HFC blend) CH₂F₂ / CHF₂CF₃ / CH₂FCF₃( 23/25/52) R407C, and.
1 Product Identification
| Item | Value |
|---|---|
| Product Name | R407C Refrigerant |
| Chemical Name | R-407C（HFC blend） |
| English Name | R-407C（HFC blend） |
| Molecular Formula | CH₂F₂ / CHF₂CF₃ / CH₂FCF₃( 23/25/52) |
| Molecular Weight | 86.20 |
| CAS Registry Number | 75-10-5 / 354-33-6 / 811-97-2 |
| EINECS No. | 200-839-4 / 206-557-8 / 212-377-0 |
| UN Number | 3340 |
| 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
R407C Typicaldata, system and,.
| Item | Typical Value |
|---|---|
| Appearance | Colorless, transparent liquefied gas |
| Odor | Slight ethereal odor, non-irritating |
| Bubble point(101.3 kPa) | -43.8 ℃ |
| (101.3 kPa) | -36.7 ℃ |
| Temperature glide | approx. 7.1 ℃(Zeotropic) |
| Critical Temperature | 86.0 ℃ |
| Critical Pressure | 4.63 MPa |
| Critical Density | approx. 480 kg/m³ |
| Vapor Pressure (25 C, absolute) | 1.19 MPa |
| Liquid Density(25 ℃) | 1136 kg/m³ |
| Saturated Vapor Density(25 ℃) | 41.5 kg/m³ |
| Latent heat of vaporisation (at bubble point) | approx. 250 kJ/kg |
| Liquid Specific Heat(25 ℃) | 1.55 kJ/(kg·K) |
| Vapor Specific Heat(25 ℃, 101.3 kPa) | 0.85 kJ/(kg·K) |
| Liquid Thermal Conductivity(25 ℃) | 0.099 W/(m·K) |
| Vapor Thermal Conductivity(25 ℃) | 0.0140 W/(m·K) |
| Liquid Viscosity(25 ℃) | 0.16 mPa·s |
| Vapor Viscosity(25 ℃) | 0.0128 mPa·s |
| Surface Tension(25 ℃) | 8.5 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) | 1000 ppm |
| Ozone Depletion Potential (ODP) | 0 |
| GWP (100 yr, IPCC AR5) | 1774 |
| Atmospheric Lifetime | approx. 15 years(per) |
3 Quality Specifications & Test Methods
R407C 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 | R32 ±1.0 %, R125 ±1.0 %, R134a ±1.0 % | Gas chromatography GC-FID |
| Moisture | ≤ 10 ppm | Karl Fischer coulometric method |
| Acidity( HCl ) | ≤ 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 | R407C(this product) | R22 | R410A |
|---|---|---|---|
| Composition | R32/R125/R134a 23/25/52 | Single compound CHClF₂ | R32/R125 50/50 |
| ODP | 0 | 0.055 | 0 |
| GWP(100 years, AR5) | 1774 | 1810 | 2088 |
| ASHRAE Safety Classification | A1 | A1 | A1 |
| Temperature glide | approx. 7.1 ℃(Zeotropic) | 0 ℃ | < 0.2 ℃ |
| Operating pressure | and R22 | Baseline | approx. R22 1.6 |
| Relative COP | Low, approx. -3 % ~ -6 % | Baseline | Slightly higher |
| Compatible lubricant | POE | Mineral oil / alkylbenzene | POE |
| Retrofit feasibility | R22 systemretrofit | Original fluid in existing systems | — |
| Current selection | R22 Medium temperaturesystem | quotacontrol, existing installed base servicing | and air conditioning |
5 Packaging Specifications
| Package Type | Specification | Filling Ratio | Valve Connection | Application |
|---|---|---|---|---|
| disposable cylinder | 9.5 kg(customizable 11.3 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 project supply |
| cylinder pallet | 12 × 9.5 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
- R22 air conditioning and heat pumpsystem retrofit
- air conditioning, air conditioning and
- Medium temperature cold storage and commercial refrigerationunit
- chiller and processsystem
Equipment Compatibility & Charging Advice
- R407C POE, R22.
- R407C Zeotropic Mixture, Temperature glideapprox. 7 ℃, charging, charging.
- R22 and, and charging,.
- system Spillage, recovery refrigerantpercharging,.
- retrofitcompressor, and and POE HFC refrigerant.
7 Storage & Transport
- Storage,, ventilation, 40 ℃, ignition source, heat source and.
- steel cylinder, and,,, and.
- R407C Non-flammable, 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 equipmentoxygen, ventilationoxygen(Low 19.5 %).
- SpillageSpillageventilation,;;leak detection or leak detection, open flamesleak detection.
- —Zeotropic MixtureSpillage,, recoverycharging.
- Thermal decomposition riskopen flames or High temperature(approx. 400 ℃ and above), ventilation.
- 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
R407C Can it directly replace R22 ？
retrofit. R407C and and R22, R22 Medium temperaturesystem Alternatives; POE,, and charging. retrofit R22 systemLow 3 % ~ 6 %.
Why is R407C charging？
R407C Zeotropic Mixture, Temperature glideapprox. 7 ℃. steel cylindercharging, LowBoiling point(R32), system,,. charging.
R407C Can it be topped up after a leak?
. Zeotropic MixtureSpillage, system refrigerant,. recovery refrigerant,, percharging.
R407C Shelf life?
steel cylinder, Storage, R407C 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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