Water-soluble single-walled carbon nanotubes were prepared by successive ammonium persulfate oxidation and ammonium sulfamate chemical modification. 通过过二硫酸铵氧化和氨基磺酸铵化学修饰两个步骤,制备了在水中有较大溶解度的单壁碳纳米管。
Nitrite can be removed by adding enough ammonium sulfamate. 亚硝酸盐的干扰可以通过加过量的氨基磺酸铵去除;