The purification methods commonly used in the analysis of traditional
Chinese medicine preparations include ( )
A: Liquid-liquid extraction
B: chromatography
C: precipitation method
D: distillation
Chinese medicine preparations include ( )
A: Liquid-liquid extraction
B: chromatography
C: precipitation method
D: distillation
A,B,C,D
举一反三
- 2. Which of the following methods is not commonly used to separate interfering components? ( ) A: Precipitation separation method B: Titration analysis C: Ion exchange method D: Chromatographic separation
- The most commonly used methods for clinical examination of Ascaris<br/>lumbricoides are () A: Floating polymerization of saturated brine B: Direct smear method C: Insect identification D: Water washing precipitation method
- Which is not the diagnostic method of traditional Chinese medicine?
- The commonly used methods for the study of drug polymorphs do not include A: DSC B: X-ray diffraction C: thermal microscope D: HPLC method
- 中英文互译：Liquid Chromatography nuclear magnetic resonance
内容
- 0
Commonly used resource evaluation methods of play include: A: Trap addition method B: Reservoir scale sequence method C: Extrapolation of exploration trend D: Resource abundance analogy
- 1
The methods of multi-focus image extraction are as follows A: spatialdomain methods B: transform domain methods C: Binarization method D: Segmentation and extraction method
- 2
The key concepts in traditional Chinese medicine include ( ).
- 3
Tea is used in traditional Chinese medicine as well as in .
- 4
中英文互译：High Performance Liquid Chromatography mass spectrometer