PuraSiv HR 2
PuraSiv HR 2 : A process for removing solvent vapors from air by adsorption on beaded activated carbon contained in a combined fluidized moving bed. For water-soluble solvents, the gas used for desorption is nitrogen and the process is known as PuraSiv HR, Type N (not to be confused with PuraSiv N); for chlorinated hydrocarbons, steam stripping is used and the process is known as PuraSiv HR, Type S