PROPYLENE 99.99% K

Linde Part #: PY 4.0-K  /

 
How do I buy this?
Propylene 99.99%, Specialty Gas Hydrocarbons, High Pressure Steel K Style Cylinder, 40CF, 2000PSIG, CGA 510
 
How do I buy this?
Propylene 99.99%, Specialty Gas Hydrocarbons, High Pressure Steel K Style Cylinder, 40CF, 2000PSIG, CGA 510