Propane

Specification    

Purity,% 99.5 99.95 99.99
Oxygen ≤100 ppmv ≤10 ppmv ≤2 ppmv
Nitrogen ≤400 ppmv ≤30 ppmv ≤10 ppmv
Carbon dioxide ≤100 ppmv ≤10 ppmv ≤2 ppmv
Propylene ≤400 ppmv ≤50 ppmv ≤10 ppmv
Other hydrocarbons ≤4000 ppmv ≤400 ppmv ≤80 ppmv
Moisture ≤5 ppmv ≤5 ppmv ≤3 ppmv

transportation    

DOT shipping name Propane

DOT classification 2.1

DOT label combustible gas

UN NO. UN 1978

CAS No. 74-98-6

CGA /JIS/BS341/DIN477 510/W22.5-14L/NO.4/NO.1

Transportation status Liquefied gas

Technical Information    

Cylinder condition @ 21.1°C liquid

Combustion limit in air 2.1–9.5%

Natural temperature (°C) 450

Molecular weight (g/mol) 44.096

Specific gravity (air =1) 1.55

Critical temperature (°C) 96.67

Critical temperature (psig) 601.57

Application

1. It is a component of calibration gas production used in petrochemical industry and environmental monitoring.
2. As a propellant, solvent and extraction.
3. As fuel for atomic emission spectrometer.