浅黄色结晶性粉末。对湿空气和光敏感。不溶于水。易溶于吡啶和三氯甲烷，难溶于乙醇、丙醇和苯。在一定条件下，与砷化氢反应形成红色产物可以用于物质中砷的测定
目的研究饮水砷快速检测方法，为生产饮水砷检测试剂盒提供技术依据。
Objective To provide a technique for preparing a kind of kit for detecting arsenic in drinking water quickly through experimental research.
结果 选择以活性炭为载体材料、硝酸铁为活化试剂制备饮水复合除砷材料。
Results Active carbon and ferric nitrate were selected to prepare composite material for removal of arsenic in drinking water.
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