Pharmaceutical product HFA-134A (P) obtained in 2016 the DMF file number in USA
HFA-134 Chemical Name: Pharmaceutical Excipients Tetrafuoroethane
The Relative Name: Aerosol Medication, Propellant Hfa-134a, Prokinetic Agents, Propellant R134a, Aerosol Inhaler, Inhalation Aerosol, Hfa Inhaler
Cas No.: 711-97-2
Molecular Formula: CH2FCF3
Physical Properties:
Molecular weight(g/mol): 102.3 Melting point℃: -103.15℃
r134a boiling point: -26.1℃
Density of liquid (25℃ ): 1.207 g/cm3 Vapour pressure(25℃): 0.665MPa
Critical temperature (℃): 101.1 Critical pressure: 4.067 MPa
R134a Density: 1.206g/cm3 Latent heat of evaporation in boiling point: 215.0KJ/kg
Solubility in water (25℃): 0.15 W% Specific heat (25℃ liquid): 1.51 KJ/kg . k
ODP: 0 GWP(100yr): 1200
Packing Specifications: | Disposable cylinder:30lb/13.6kg, (25lb/11.3kg; 24lb/10.9kg) ISO-TANK OEM is acceptable |
Technical Specifications:
Item | Index | results |
properities | colorless gas, slight ether smell, odorless, liquid | pass |
identification(1) | rared spectrum meets requirem | pass |
Identification(2) | retention time of test gas's main peak is consist with that of reference gas's main peak |
pass |
purity of 1,1,1,2-tetrafluorethane,ω/% ≥ | 99.99 | 99.99 |
moisture,ω/% ≤ | 0.0010 | 0.0004 |
acidity(as HCL),ω/% ≤ | 0.00001 | not detected |
high boiling residue,ω/% ≤ | 0.0005 | 0.0004 |
chloride(detection limit 0.0003%) | no muddy | pass |
non-condensable gas in gas phrase(25°C)/%(v/v) | 1.5 | 0.5 |
********************THE SAMPLE COULD BE PREPARED ON CUSTOMER'S REQUEST*******************
