CAS No.: 811-97-2

Molecular formula: CH₂FCF₃

Molecular weight: 102

RTECS No.: KI8842500

HS No.: 2903399000

UN No.: 3159

Hazard cargo No.: 22039

IMDG Page: 6103

I.Physicochemical properties:

1. Appearance and property: Colorless transparent heavy liquid, easy to volatile, with special odor.

2. Freezing point : -103°C

3. Boiling point: -26.1°C

4. Liquid weight (D20°): 1.206

5. Solubility: 0.15 G/L (20°C)

6. Critical temperature: 101.1 °C

7. Critical pressure: 4.05MPa.

8. Critical density : 515.3g/cm³

9. Vapor pressure: 666.1KPa (25°C)

10. GWP:0.13

11. ODP: 0 

II. Usage

R-134a is the most commonly used low and medium temperature ecological refrigerant, for the excellent performance of HFC-134a, it is the most effective and safe substitute of CFC-12, it is used in the fields using R12 refrigerant, including: refrigerator, water dispenser, automotive air conditioning, dehumidifier, industrial refrigeration, and other equipment, it is also applied in aerial fog propellant, medical aerosol, insecticide propellant, etc.

III. Quality standard

Item	Superior	First class
Purity ≥ (m/m) %	99.95	99.90
Acidity (Calculated by HCI) ≤(m/m)ppm	0.1	1
Moisture ≤(m/m)ppm	5	10
Residue after evaporation≤ (v/v) ppm	100	100
Non-condensable gases ≤25°C (v/v) %	1.5	1.5
Chloride content	Qualified	Qualified
Appearance	Colorless transparent liquid	Colorless transparent liquid

IV. Packing, storage and transportation

Hazard rank: 2.2 type gas

Hazard cargo packing mark: 15

Packing type: III

Packing: Can 220g, 250g, 280g, 300g, 340g, 500g, 800g, 1000g; disposable steel cylinder 30lb/13.6kg, 50lb/22.7kg; recycled steel cylinder 400L, 800L, 926L, 1000L; ISO-TANK. Filling ratio is smaller than 1.04Kg/L.