| 摘要 |
PROBLEM TO BE SOLVED: To provide a method useful in efficiently making harmful compounds including arsenic, etc. harmless. SOLUTION: The method to make harmful compounds harmless of this invention is characterized by making methyl radical and/or carboxyl methyl radical come in contact with one of the harmful compounds that contains at least a kind of element selected from the group of arsenic, antimony and selenium. The preferable practice of the method of this invention to make harmful compounds harmless is characterized by generating these radicals by irradiating them with light, and also by selecting at least a kind of the source of these radicals from the group of acetic acid, methanol, ethanol, acetic anhydride, propionic acid, butane acid and formic acid. COPYRIGHT: (C)2009,JPO&INPIT
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