General Information
Propane is a colorless, flammable, liquified gas that is odorless. This gas can be a simple asphyxiant.

Technical Information

CAS number 74-98-6
Molecular weight 44.11
Specific volume 8.5cf/lb.
CGA valve 510
Lecture bottle valve 180/110

Shipping Information

Proper shipping name Propane
DOT Class 2.1
UN number 1978
DOT label Flammable Gas

Purity Cylinder Size Volume Pressure
      (@70°F)
99.0% Lecture bottle 0.4 lbs. 109
99.5% L04 10 lbs. 109
99.8% L20 20 lbs. 109
  110 100 lbs. 109
  454 420 lbs. 109

Product Specifications

Assay: 99.0% 99.5%
Impurities:    
Methane <500 <100
Ethane <1500 <250
Propylene <2.500 <1,000
Isobutane <3.000 <2,500
N-Butane <1,500 <1,000
Sulfur <1 <1
Moisture <5 <3
Total Impurities: <1% <5,000

Liquid Phase
All impurities listed measured in PPM.
All products here are sold on the basis of total impurities.
Impurities may vary slightly. Customer is contacted if specific impurity is higher than typical.
All measurements are ppm weight unless otherwise stated.