Product: Carbon Dioxide, USP, Medical Gas, packaged in a) size EA aluminum, CGA940 (CDUSPEA), b) size E CGA 940 (CDUSPE),  c) 50 lb CGA320 (CDUSP50, CD USP50S), d) size 160 liter (CD USP160LT350) cylinders, Rx only, Airgas, Puritan Medical, Distributed By: Airgas USA, LLC, Radnor, PA.
Reason for recall: Impurities/Degradation Products: Out Of Specification levels of nitrogen dioxide.
Recall initiated: 20120410
Status: Terminated
Classification: Class II
Recall type: Voluntary: Firm initiated