色谱法
化学
萃取(化学)
吸附
肺表面活性物质
气泡
溶剂
阳离子聚合
分析化学(期刊)
有机化学
计算机科学
生物化学
并行计算
作者
Phuc Van Hoang,Thy D. U. Phan,Phuong Vu Quynh Duong,Anh Thi Van Tran,Khoi Tan Nguyen,Nam Van Ho Phan
出处
期刊:Langmuir
[American Chemical Society]
日期:2022-07-19
卷期号:38 (30): 9285-9293
被引量:1
标识
DOI:10.1021/acs.langmuir.2c01042
摘要
Ultrasound-assisted extraction coupled with gas bubble flotation was developed as a green method for extracting β-amyrin fromDischidia major. The solvent system was water:ethanol (9:1). To improve the adsorption of β-amyrin onto the air/liquid interface during flotation, surfactants were employed; however, the positive effect was only observed with cationic surfactants. High-performance liquid chromatography with spectrophotometric detection (HPLC-PDA) was, for the first time, applied to quantify the β-amyrin content in D. major and its extracts. With the assistance of surfactants, the foam layer collected from flotation showed high selectivity toward β-amyrin. The product content was notably increased after surfactants had been removed from the solution.
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