... with large surface area, large pore volume and certain pore distribution.Features:1.huge adsorption2.used for water treatment3.easily regenerated4 ... is widely used in solvent recovery, air purification, water treatment, gas mask, cigarette filtration, nuclear air cleaning system, ozone elimination filter, gasoline vaporization ... .7890.03172.858.8158.8190.38100 high quality active carbon air filter