Medical Propellant
Solstice® Air
As a near-zero global warming potential (GWP) propellant, our Solstice® Air offers performance similar to HFC-134a and is a near drop-in replacement with only minimal changes required to equipment.
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Overview
Solstice Air is a breakthrough for pressurized metered dose inhalers (pMDIs). A non-flammable and low global warming potential (GWP) alternative to hydrofluorocarbons, it is non-ozone-depleting, VOC-exempt (U.S. EPA and CARB), with an ultra-low GWP of less than 1.
Note: Search Solstice* Air when using the SDS Finder
Note: Search Solstice* Air when using the SDS Finder
Specifications
General Information
- ASHRAE Number
- 34
- Brand
- Solstice®
- Chemical Name
- trans-1,3,3,3-Tetrafluoropropene
- Formula
- CF3-CH=CHF
- Linear Formula
- CF<sub>3</sub>CH=CHF
- Synonyms
- HFO-1234ze (E), 1234ze(E), trans-1234ze
Physical Properties
- Critical Density
- 489 kg/m3
- Critical Pressure
- 36.36 bar
- Expansion Ratio
- 247 at 1 atm and 60 °F (15.6 °C) (Liquid to Gas)
- Kauri-Butanol Value
- 12.5
- Liquid Density
- 1.17 g/mL at 21 °C
- Liquid Expansion Coefficient
- 0.0017 at 60 °F (15.6 °C)
- Liquid Viscosity
- 0.20 cP at 25 °C
- Molecular Weight
- 114 g/mol
- Solubility in Water
- 373 ppm at 20 °C
- Solubility of Water
- 225 ppm at 20 °C
- Specific Gravity
- 3.958 at 60 °F (15.5 °C)
- Surface Tension
- 8.95 mN / m
- Vapor Pressure
- 3.4 bar (49 psig) at 21 °C hectopascal
Temperature
- Boiling Point/Range
- -19 °C at 1 atm
- Critical Temperature
- 109.4 °C
Safety & Environment
- Flammable Range
- Non-Flammable (ASTM E-681/ISO 10156)
- Global Warming Potential
- <1
- Ozone Depletion Potential
- 0
Standards & Approvals
- ASHRAE Safety Classification
- A2L
General Information
- ASHRAE Number
- 34
- Brand
- Solstice®
- Chemical Name
- trans-1,3,3,3-Tetrafluoropropene
- Formula
- CF3-CH=CHF
- Linear Formula
- CF<sub>3</sub>CH=CHF
- Synonyms
- HFO-1234ze (E), 1234ze(E), trans-1234ze
Physical Properties
- Critical Density
- 489 kg/m3
- Critical Pressure
- 36.36 bar
- Expansion Ratio
- 247 at 1 atm and 60 °F (15.6 °C) (Liquid to Gas)
- Kauri-Butanol Value
- 12.5
- Liquid Density
- 1.17 g/mL at 21 °C
- Liquid Expansion Coefficient
- 0.0017 at 60 °F (15.6 °C)
- Liquid Viscosity
- 0.20 cP at 25 °C
- Molecular Weight
- 114 g/mol
- Solubility in Water
- 373 ppm at 20 °C
- Solubility of Water
- 225 ppm at 20 °C
- Specific Gravity
- 3.958 at 60 °F (15.5 °C)
- Surface Tension
- 8.95 mN / m
- Vapor Pressure
- 3.4 bar (49 psig) at 21 °C hectopascal
Temperature
- Boiling Point/Range
- -19 °C at 1 atm
- Critical Temperature
- 109.4 °C
Safety & Environment
- Flammable Range
- Non-Flammable (ASTM E-681/ISO 10156)
- Global Warming Potential
- <1
- Ozone Depletion Potential
- 0
Standards & Approvals
- ASHRAE Safety Classification
- A2L
- Brand : Solstice®
- Synonyms : HFO-1234ze (E), 1234ze(E), trans-1234ze
- Linear Formula : CF3CH=CHF
- Chemical Name : trans-1,3,3,3-Tetrafluoropropene
- Formula : CF3-CH=CHF
- ASHRAE Number : 34
- Critical Density : 489 kg/m3
- Specific Gravity : 3.958 at 60 °F (15.5 °C)
- Solubility in Water : 373 ppm at 20 °C
- Surface Tension : 8.95 mN / m
- Solubility of Water : 225 ppm at 20 °C
- Molecular Weight : 114 g/mol
- Liquid Viscosity : 0.20 cP at 25 °C
- Critical Pressure : 36.36 bar
- Vapor Pressure : 3.4 bar (49 psig) at 21 °C hectopascal
- Liquid Density : 1.17 g/mL at 21 °C
- Kauri-Butanol Value : 12.5
- Liquid Expansion Coefficient : 0.0017 at 60 °F (15.6 °C)
- Expansion Ratio : 247 at 1 atm and 60 °F (15.6 °C) (Liquid to Gas)
- Boiling Point/Range : -19 °C at 1 atm
- Critical Temperature : 109.4 °C
- Global Warming Potential : <1
- Ozone Depletion Potential : 0
- Flammable Range : Non-Flammable (ASTM E-681/ISO 10156)
- ASHRAE Safety Classification : A2L
Sales Sheet
Name
Description
File Size
Date
Size
Digital Sell Sheet
application/pdf 3.22 MB
10/31/2023
3.22 MB
Sell Sheet Printable Version
application/pdf 17.18 MB
10/31/2023
17.18 MB
Application Note
Name
Description
File Size
Date
Size
Solstice Air for Inhaled Applications - May 2022
application/pdf 1.31 MB
10/31/2023
1.31 MB
Brochure
Name
Description
File Size
Date
Size
Data Sheet
Name
Description
File Size
Date
Size
Technical Bulletin
application/pdf 628.5 KB
8/26/2024
628.5 KB
Name
Description
File Size
Date
Size
Digital Sell Sheet
application/pdf 3.22 MB
10/31/2023
3.22 MB
Technical Bulletin
application/pdf 628.5 KB
8/26/2024
628.5 KB
Solstice Air for Inhaled Applications - May 2022
application/pdf 1.31 MB
10/31/2023
1.31 MB
Sell Sheet Printable Version
application/pdf 17.18 MB
10/31/2023
17.18 MB
Name
Description
File Size
Date
Size
Digital Sell Sheet
3.22 MB
10/31/2023
Sell Sheet Printable Version
17.18 MB
10/31/2023
Solstice Air for Inhaled Applications - May 2022
1.31 MB
10/31/2023
