这些需作校正计算的杂质，通常以主成分为参照采用相对保留时间定位，其数值一并载人各品种项下。
Such impurities requiring calibration calculation normally use main component as reference and use relative retention time for orientation, such value are to be recorded under each type.
目的：探讨影响中药色谱指纹图谱相似度计算的保留时间校正和内标峰选择。
Objective:To discuss the selection of retention time and internal standard peak in similarity calculation for traditional Chinese medicines(TCM) fingerprints.
文中探讨了进样量对保留时间，载气性质和定量校正因子对定量结果的影响问题。
The influence of sample size, carrier gas, correction factor on quantitative results has been approached.
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