METHOD FOR PREPARATION OF ACTIVE CHARCOAL

摘要

FIELD: chemistry. ^ SUBSTANCE: method for active charcoal preparation includes aspen wood pyrolysis, desintegration of the obtained charcoal up to particle size 0.2-2.0 mm, activation with hydrogen peroxide at temperature 250-300C and pressure 30-50 MPa during 5-10 min, separation, washing with distilled water and drying. ^ EFFECT: obtaining of quality charcoal able to effective sorption of the benzene from water media. ^ 2 tbl