减压浓缩，是使用抽真空的方式降低水的沸腾温度使水蒸发干燥。
乙醇溶液减压浓缩，真空干燥，得七叶总皂苷。
The ethanol solution is concentrated by reducing pressure and dried by vacuum; finally, aescinate total saponin is obtained.
采用微波萃取、减压浓缩、超音速射流技术喷雾干燥等步骤制成。
It is prepared through microwave extraction, decompressing concentration, spray drying in supersonic jet and other steps.
由于采用减压浓缩，故浓缩时间短，且不会破坏热敏性物料的有效成份。
The concentration under reduced pressure brings short time of concentration and prevent the destruction of the effective content in the thermal sensitive material.
应用推荐