Identification of saponins
Quantitative determination of saponins can be carried out by thin-layer chromatography (TLC), high-performance liquid chromatography (HPLC), colorimetric method
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Identification of cardiac glycosides
The molecule consists of an alcohol group or alcohol-like group (ligand, glycoside or glucoside) bound to a variable number of sugar molecules. If the ligand co
Identification of flavonoid glycosides
Flavonoid glycosides are polyphenolic substances that belong to the flavonoid group. Flavonoids (also known as flavonoids) refers to a series of compounds consi
Identification of cyanogenic glycosides
Cyanogenic glycosides are mainly glycosides with α-hydroxynitrile. This kind of glycoside is easy to be hydrolyzed by dilute acid and enzyme catalyzed hydrolys
Identification of alkaloids
A class of nitrogen-containing alkaline organic compounds found in nature (mainly in plants, but some are also found in animals) have alkaloid-like properties,
Experiments in the preparation of liquors and tinctures
Liquor refers to the medicinal herbs with distilled liquor extract made of clarified liquid preparations, generally prepared by impregnation, a few percolation
Experiments on the preparation of granules
Granules are dry granular preparations made of drugs or herbal extracts with suitable excipients or fine powder of herbs. Preparation process: treatment of raw
Experiments on the preparation of fluidized ointment, extract and decoction
The fluid infusion or infusion refers to the preparation made by extracting herbs with suitable solvents, evaporating some or all of the solvents, and adjusting
Identification of Glycosides
Glycosides, also known as ligands, are compounds formed when a sugar or a derivative of a sugar is joined to another type of non-sugar substance through the car