Chimonanthus nitens leaf concentrated pills and preparation method thereof
A technology of citronella leaves and concentrated pills is applied in the directions of pill delivery, pharmaceutical formulations, medical preparations of inactive ingredients, etc. Dissolution and dissolution, beneficial to human body absorption, and the effect of increasing stability
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[0024] The present invention will be further elaborated below in combination with specific embodiments.
[0025] Specific embodiments of the case one: the preparation of the volatile oil of wintersweet leaves
[0026] 1.1 Materials and reagents
[0027] Dried wintersweet leaves: collected from Longwushan wintersweet professional cooperative in Wuyuan County, Wuyuan, Jiangxi Province.
[0028] Organic solvents such as n-hexane, anhydrous sodium sulfate, and absolute ethanol were of domestic analytical grade.
[0029] 1.2 Instruments and equipment
[0030]
[0031] 1.3 Preparation of volatile oil from wintersweet leaves
[0032] Weighing an appropriate amount of dry leaves of Chinese wintersweet, crushing through wall breaking, and sieving to obtain coarse powder. The volatile oil is extracted by microwave-assisted steam distillation, and after the extraction is completed, the coarse powder of wintersweet is filtered to obtain medicinal residue I. The optimal process for...
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