| 摘要 |
PROBLEM TO BE SOLVED: To provide an inexpensive metal adsorbent with easy handling having excellent metal adsorption ability relative to various industrial waste liquid containing a heavy metal and capable of regenerating adsorption ability and performing final treatment by incineration, and its production method. SOLUTION: After at least one of a stem, a root and a leaf of poaceous plant is dried and powdered, it is treated by acid or alkali. COPYRIGHT: (C)2006,JPO&NCIPI
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