The soil which was contaminated with six value chromes and/or the soil which was contaminated with in situ purification mannered

摘要

PPROBLEM TO BE SOLVED: To provide a method for efficiently cleaning soil and/or groundwater contaminated with hexavalent chromium in situ without digging or stirring. PSOLUTION: In the method for cleaning the soil and/or groundwater contaminated with hexavalent chromium in situ, an aqueous solution containing an agent capable of reducing hexavalent chromium is injected directly into the soil and/or groundwater contaminated with hexavalent chromium by means of a super multi-point injection method. PCOPYRIGHT: (C)2005,JPO&NCIPI