| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To surely and inexpensively prevent the elution of heavy metals and/or organic halides contained in sludge and soil. <P>SOLUTION: The method includes a step of mixing the sludge and/or soil containing the heavy metals and/or organic halides with polyamino acid and/or polyamino crosslinked product, in order to suppress the elution of the heavy metals and/or organic halides from the sludge and/or soil. <P>COPYRIGHT: (C)2013,JPO&INPIT</p> |
