[Research on quality standards of zhuang medicine Lonicerae dasystylae flos].

Objective: To establish quality standard of Zhuang medicine Lonicera dasystyla, and provide scientific basis for the quality control of L. dasystyla.

Method: Characteristics of materia medica, microscopic features, TLC indentification, inspection, extractum and determination of chlorogenic acid, macranthoidin B, dipsacoside B were carried out through the experience, microscopic, physical and chemical methods, respectively.

[Comparisons of volatile components in different parts of three species of Rhizoma Curcumae].

Objective: To provide the scientific basis for the reasonable development and use of the leaves of Rhizoma Curcumae.

Methods: To extract the volatile oil from roots and leaves of three species Rhizoma Curcumae by steam distillation and isolate these products with the method of gas chromatography-mass spectrum. Taking Nist98 standard mass spectrometer database and contrast as control, the structure of the mass spectrogram was identified, and the relative contents of the components were determined with area normalization method.