This gas not available for purchase online.
Formula: PH3

Phosphine is a colorless, flammable, toxic gas.

Applications

Applications of phosphine include the following:

  • Mainly consumed as an intermediate in organophosphorus chemistry
  • Small amounts are used as a dopant in the semiconductor industry

 

 

Grade 5.7 Grade 5.8 Grade 6
Purity 99.9997% 99.9998% 99.9999%
Nitrogen  < 1 ppmv  < 1 ppmv  < 100 ppbv
Oxygen  < 0.1 ppmv  < 0.1 ppmv  < 100 ppbv
Carbon Dioxide  < 0.1 ppmv  < 0.1 ppmv  < 100 ppbv
Carbon Monoxide  < 0.1 ppmv  < 0.1 ppmv  < 50 ppbv
Methane  < 0.1 ppmv  < 0.1 ppmv < 100 ppbv
Water  < 1 ppmv  < 0.5 ppmv < 100 ppbv
Argon < 100 ppbv
Arsine  < 0.1 ppmv < 50 ppbv
Germane < 50 ppbv
Hydrogen Sulfide < 50 ppbv
Silane  < 50 ppbv

**Moisture level guaranteed only when Electronic Fluorocarbons prepares the cylinders.
All concentrations are on a mol/mol basis unless otherwise stated.
Product sold on the basis of total impurities. Individual impurities may vary slightly.

Chemical & Physical Properties
Molecular Weight 33.99
Specific Volume 11.4 cu. ft/lb
Pressure @ 70° F 594 psig
Valve Outlet CGA 350
DISS 632

 

Shipping Information
DOT Name Phosphine
Hazard Class 2.3
DOT No. UN 2199
DOT Label Poison Gas, Flammable Gas
CAS No. 7803-51-2

 

 

Cylinder Size Fill Weight (lbs)
44L/Size 200 40
265 AL 40

**RFO available