微球表麵的官能基團在一定環境中能夠與待檢測物質發生反應，吸附待檢測物。有機物肼是一種有毒物質，但它在工
、農業生產中大量應用。Yang等通過共聚苯乙烯與1-戊wu烯xi二er酮tong製zhi備bei了le一yi種zhong表biao麵mian帶dai有you羰tang基ji的de磁ci性xing微wei球qiu


，它ta能neng與yu肼jing反fan應ying生sheng成cheng電dian活huo性xing物wu質zhi，通tong過guo對dui電dian活huo性xing物wu質zhi的de伏fu安an法fa檢jian測ce就jiu能neng得de知zhi廢fei水shui中zhong的de微wei量liang肼jing的de含han量liang。

        ciwai
，cixingweiqiuhaikeyizuoweixuningjilaijinghuafeishui，yongdejiaoduodeshikejutangcixingweiqiu。kejutangdeanjijiyixingchengsijianzhenglizi
，keyiheruojianxingyinlizijiaohuan。kejutangleizaisuanxingrongyezhongyiyurongjie
，buwending
，tongshitazaisuanxinghuanjingxialeisiyanglizixingjudianjiezhi
，kezuoweiningjuji
，yincijiangkejutangzhichengcixingweiqiukeyitigaotadeyingyongjiazhi。zhukaimeidengyongfanxiangxuanfujuhezhibeilekejutangdecixingfuheweiqiu
，gaiweiqiudanfensanxinghao，lijingfenbujiaozhai。zuozhejinyibutansuogaiweiqiuduizaozhifeishuichulidexiaoguo，shiyanfaxianjingweiqiuchulihou，feishuizhongdehuaxuexuyangliang（COD）去除率達到85%
，證明該殼聚糖磁性微球在廢水處理中是可行的。洪愛真等同樣製備了殼聚糖的磁性微球，將它用在酸性偶氮染料的脫色中
，在pH為2-6的操作條件下
，該微球對酸性染料有優良的脫色能力

，並且可以再生回收，重複使用。Yauvz等采用溶劑揮發法製備了以PSt為殼層的磁性複合微球，微球粒徑範圍在0.5-0.595mmzhijian，bingjianggaiweiqiuyongzaishengwuliuhuachuangfanyingqizhongjinxingfeishuizhongyoujiwujiangjie
，jieguozhengmingcixingweiqiuzailiuhuachuangzhongchuyuliuhuazhuangtai，weiqiubiaomianshengwuguamoxiaoguobijiaohao，nenggoujinxingweishengwudejiangjie。jingguo30-35h後，形成的生物膜仍能夠保持高活性。