| 摘要 |
PROBLEM TO BE SOLVED: To provide a soil purification method which can easily purify soil multiply contaminated by a cyanogen compound and benzene without requiring a long time and is excellent in cost performance.SOLUTION: In a purification method, an iron powder and an oxidizing agent comprising a persulfate are added to soil contaminated by a cyanogen compound and benzene. As the iron powder, an iron powder is used which is generated when hitting a steel material and/or a stainless steel material. |
