| 摘要 |
PROBLEM TO BE SOLVED: To provide a treatment agent for fixing heavy metals.SOLUTION: The treatment agent includes an aqueous solution including high-polymer anions (S(x and m are integers.)) of sulphur and particulate sulfur as a principal component. The treatment agent includes the aqueous solution including the high-polymer anions (S(x and m are integers.)) of sulphur and forms sulphur anions and solid sulfur from the high-polymer anions of sulphur during the treatment. |
