沉香质量的微分热重法研究

Study on the quality of linum aquilariae resinatum by derivative thermogravimetry

摘要: 目的:鉴定沉香质量。方法:应用热重法和微分热重法研究沉香。结果:热曲线图特征与沉香的质量密切相关。结论:微分热重法可作为鉴定测定沉香质量的的一种快速、简便、样品用量少的分析方法。

Abstract: OBJECTIVE:To evaluate the quality of lignun quilariae resinatum.METHOD:Themogravimetry(TG) and derivative themogravimetry(DTG).RESULTS:The features of themolysis curves had close relations with their quality.CONCLUSION:DTG can be used as a method to evalu