Granularity adjustment method of processing method of polluted water containing radioactive material and radioactive substance removal agent

摘要

PROBLEM TO BE SOLVED: To provide a long life radioactive matter remover and a manufacturing method thereof capable of efficiently removing radioactive matters without generating sludge slurry as a processing waste.;SOLUTION: A radioactive matter remover includes: a porous particle material with particle diameter 1 mm or more containing alginic acid metal salt as a base particle; and one or more radioactive matter removal materials selected from the group composed of a clay mineral, an insoluble ferrocyanic compound, an active charcoal and a zeolite which are dispersed on the surface and inside of the base particle.;COPYRIGHT: (C)2013,JPO&INPIT