| 摘要 |
PROBLEM TO BE SOLVED: To provide a treating material of an arsenic-polluted soil capable of satisfying all of the insolubilization of the arsenic, improvement of soil strength, neutralization of pH of the soil and low cost. SOLUTION: The treating material of the arsenic-polluted soil contains an iron salt, an alkali metal silicate and gypsum, or contains the iron salt, the alkali metal silicate and a polymer solidification agent. COPYRIGHT: (C)2010,JPO&INPIT |
