Extraction Efficiency
Extraction Efficiency - Related Videos
09:21
Efficiency of Liquid-liquid Extraction
0 Views •
2023
Source: Kerry M. Dooley and Michael G. Benton, Department of Chemical Engineering, Louisiana State University, Baton Rouge, LA Liquid-liquid extraction (LLE) is a separation technique used instead of distillation when either: (a) the relative volatilities of the compounds to be separated are very similar; (b) one or more of the mixture components are temperature sensitive even near ambient conditions; (c) the distillation would require a very low pressure or a very high distillate/feed...
09:15
Reliable and High Efficiency Extraction of Kidney Immune Cells
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Cited by 12 •
2016
Techniques that are reliable and efficient for the isolation of kidney immune cells are needed for downstream applications. This requires surface antibody labeling of a small number of kidney immune cells. Herein, we describe a concise method for isolation of kidney immune cells that seemingly achieves this goal.
10:37
Procedure to Evaluate the Efficiency of Flocculants for the Removal of Dispersed Particles from Plant Extracts
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Cited by 7 •
2016
The design-of-experiments procedure presented here allows the evaluation of different flocculants in terms of their ability to aggregate dispersed particles in plant extracts, thus reducing turbidity and the costs of downstream processing.
07:03
An Efficient Method for Extracting Human Fallopian Tube Epithelia for Single-cell Analyses
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2025
This protocol describes a one-day method for the isolation of human fallopian tube epithelial cells. Isolated epithelial cells can be plated in 2-dimensional (2D) culture or dissociated into single-cell suspensions and utilized in downstream experiments, including flow cytometry and single-cell RNA sequencing.
06:30
Efficient Purification of Elastin-Like Polypeptides (ELPs) from E. coli Using an Organic Solvent-based Extraction and Precipitation Method
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2026
This protocol describes a rapid, reproducible organic solvent-based extraction and precipitation method for purifying elastin-like polypeptide (ELP) from Escherichia coli, providing a potentially scalable alternative to conventional ELP purification methods.
FAQs
Mass transfer determines how readily the desired substance moves from the raw material or process stream into the selected solvent or separation medium. The target compound’s distribution between phases is especially important because it influences where the substance concentrates during contact. Improving this transfer can increase recovery, reduce losses, and support more effective design of the overall separation process.
These variables change how effectively the extraction system promotes movement of the target compound. The solvent or separation medium must favor recovery, while sufficient contact time allows transfer to proceed. Temperature also influences the process conditions, and particle size affects how readily the material can interact with the medium. Engineers adjust these factors together when seeking higher recovery.
The relevant transfer pathway depends on the phases being contacted. Solid-liquid extraction moves a desired substance from a solid material into a liquid medium, whereas liquid-liquid extraction distributes the target between two liquid phases. Other separation arrangements may use different phase combinations. Recognizing this distinction helps engineers select suitable operating conditions and evaluate performance for the specific process.
Engineers compare the amount of desired substance recovered with the amount originally present in the raw material, mixture, or process stream. This evaluation shows how much material the separation retains and how much may be lost. Repeated assessment under defined conditions can support process optimization, consistent performance, and decisions about scale-up or equipment design.
Optimization focuses on the variables that govern contact and mass transfer, including the solvent or separation medium, contact time, temperature, and particle size. Engineers consider their combined effect rather than treating one factor as universally dominant. Adjusting these conditions can improve recovery, reduce material and energy losses, and help maintain product quality during process development.
Extraction efficiency supports engineering decisions in chemical, environmental, food, and pharmaceutical applications. It helps teams reduce losses, improve product quality, and assess whether a separation process performs consistently. The same evaluation also informs process scale-up, equipment design, and waste reduction, making it relevant wherever a desired substance must be recovered from a material or process stream.