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目的 建立测定非洛地平原料药中有机残留溶剂的顶空气相色谱法。方法 以DB-624毛细管柱(30m×0.32mm,1,8μm)为色谱柱,FID为检测器,氮气为载气,N,N-二甲基甲酰胺为溶剂,硕空气相色谱法测定,并以丁酮为内标定量。结果 乙醇、异丙醇、叔丁醇、正己烷、异丙醚的线性范围分别为0.0506~0.632mg/mL,0.0506~0.633mg/mL,0.049~0.612mg/mL,0.0029~0.0358mg/mL,0.0499~0.624mg/mL,r分别为0.9993,0.999