以溶剂从固休中萃取所需的成分,索氏萃取器(Soxhlet’s extractor)乃是目前在实验室中常用的一种仪器,它有很多优点,七十多年来一直被普遍地采用着.曾有许多人加以改进,早年如Clasusnizer和Wallny两氏,以后有Thielepape氏、Holmes氏等,最近有Max Schirm氏等.为了特殊目的而加以改进的,有Schaap, Dieterle氏等,应用蒸汽热浸装置,亦有微量的索氏萃取器等. Solvent extracts the solvent’s components from the solid phase. Soxhlet’s extractor is a commonly used instrument in the laboratory. It has many advantages and has been widely used for more than 70 years. There have been many improvements, such as Clasnizer and Wallny in the early years, later Thielepape, Holmes, etc., recently Max Schirm, etc.. For special purposes to improve, there are Schaap, Dieterle, etc., the application of steam hot dip There are also a small number of Soxhlet extractors.