METAL IRON-MAGNETITE MIXED PARTICLE POWDER FOR PURIFYING SOIL/GROUNDWATER, PURIFICATION AGENT CONTAINING METAL IRON-MAGNETITE MIXED PARTICLE POWDER, AND METHOD FOR CLEANING SOIL/GROUNDWATER

摘要

PROBLEM TO BE SOLVED: To provide a cleaning method using metal iron-magnetite mixed particle powder, in which organic halogen compounds contained in soil/groundwater, in particular, hardly decomposable aromatic organic halogen compounds are efficiently, continuously and economically treated.;SOLUTION: This metal iron-magnetite mixed particle powder for cleaning soil/groundwater is a mixture of metal iron particles and magnetite particles, wherein a BET specific surface area is 0.1-40 m²/g, and the pH for powder is 4-9.;COPYRIGHT: (C)2008,JPO&INPIT