The paper provides a new method for quality control of CHMs.
为中药材质量控制提供了一种新的手段。
Furthermore, the application of chromatographic fingerprint in safety evaluation of CHMs becomes more and more significant.
色谱指纹图谱在中药的安全性评价方面的应用也愈来愈受到重视。
It is difficult to distinguish the same kind of Chinese herbal medicines (CHMs) with different growing areas and harvesting dates.
不同产地和采收期的同种中药材在感官上很难区分。
However, due to the complexity of the chemical constituents of CHMs, it is difficult to separate them on column within a short time.
由于中药化学成分的复杂性，中药成分分析一直存在着分离难度大、分析时间长等问题。
However, due to the complexity of the chemical constituents of CHMs, it is difficult to separate them on column within a short time.
由于中药化学成分的复杂性，中药成分分析一直存在着分离难度大、分析时间长等问题。
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