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Formula: C5H12 or R601A

n-Pentane is a colorless, flammable liquid with a mild gasoline odor.



Further Specifications

Cylinder Sizes

  • One of the primary blowing agents used in the production of polystyrene form and other foams
  • Used as a working medium in geothermal power stations in some blended refrigerants
  • Solvents in some pesticides
Grade 2
Purity 99.0%
Other Hydrocarbons < 1 %
Sulfur < 1 ppmv
Moisture < 5 ppmv
Total Impurities < 1 %
Chemical & Physical Properties
Molecular Weight 72.15
Pressure @ 100° F 15.3 psia
Flammability Limits 1.4 – 7.8% in Air
Valve Outlet CGA 510 LB CGA 170
Shipping Information
DOT Name Pentanes
Hazard Class 3
DOT No. UN 1265
Packaging Group II
DOT Label Flammable Liquid
CAS No. 109-66-0
Cylinder Size Fill Weight (lbs)
1/2 ton 570
LP30 136
LP15 80
LP05 27
LP01 7
49L/Size 300 60
44L/Size 200 50
16L/Size 80 19
7L/Size 35 8

**Moisture level guaranteed only when Electronic Fluorocarbons prepares the cylinders.
All concentrations are on a mol/mol basis unless otherwise stated.
This product is analyzed liquid phase.
Assay excludes Nitrogen.
Product sold on the basis of total impurities. Individual impurities may vary slightly.
*This gas not available for purchase online.