结果：所建立的CZE分析方法能够将重组人钙调磷酸酶B亚基与未知杂质有效分离，主峰的迁移时间及峰面积的RSD分别为0.31%和1.5%。
Re-sults : rhCNB and unknown impurity were effectively separated by the established method . The RSD of migration time and peak area were 0 . 31 % and 1 . 5 % respectively .
未知杂质