Advances in Extraction Technology of Chinese Herbs / 世界科学技术-中医药现代化

Extraction process plays an important role in Chinese herbal medicine applications. Traditional extraction method has some disadvantages, such as long processing time, high solvent consumption and low efficiency. Thus, some new technologies and methods have been introduced in this paper, including ultrasonic extraction, microwave extraction, supercritical fluid extraction. On the basis of advantages and disadvantages of traditional Soxhlet extrac-tion, this paper mainly described the principles, characteristics, influencing parameters and applications.