Ultrasonic-assisted solvent extraction
Ultrasound Assisted Extraction and GC MS Analysis of Zanthoxylum Oil from Zanthoxylum
... of extraction agent, and helpful to improve the extraction rate, but when the particle size greater than 60 mesh, oil extraction rate began to fall, the reason is the raw material grinding particle ...
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Extraction of Anthraquinone Compounds from Chinese Chestnut by Using Ultrasonic-assisted Technology
... the extraction rate of anthraquinone was very ...the extraction rate began to increase ...the extraction rate reached a ...the solvent was consistent with the polarity of the anthraquinone, ...
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Effect of Different Solvent and Ratio Towards Microalgae Oil Production by Ultrasonic Assisted Soxhlet Extraction Techniques
... best solvent for lipid production was the combination of different solvents and ...oil extraction yield obtained from combination of chloroform and ethanol with a ratio ...
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Vol 72, No 2 (2020)
... flavonoid extraction are reflux and leaching ...low extraction efficiency and high energy consumption ...plementary extraction method with both advantages of UAE and MAE, has recently received ...
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← Return to Article Details DETERMINATION OF POLYCYCLIC AROMATIC HYDROCARBONS IN SOIL SAMPLES USING ULTRASONIC PROBE AND SALT-ASSISTED LIQUID-LIQUID EXTRACTION COUPLED WITH HIGH-PERFORMANCE LIQUID CHROMATOGRAPHY
... Solid-liquid extraction (SLE) methods allow to solve components of interest from solid samples using a suitable ...maceration, ultrasonic-assisted extraction (UAE), microwave-assisted ...
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Simultaneous Determination of Four Estrogens in Compost Based on Ultrasonic Solvent Extraction, Solid Phase Extraction Clean Up and Analysis by UHPLC MS/MS
... uid extraction (PLE) has been applied in the determination of estrogenic compounds [8] and steroid hormones [9] in ...microwave-assisted extraction [10], ultrasonic assisted ...
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Specific Energy: A New Approach to Ultrasound-assisted Extraction of Natural Colorants
... Ultrasound-assisted extraction (UAE) is one of the new green techniques that has been studied due to its process advantages that include high yields, short extraction times and nonutilization of ...
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Ultrasonic microwave assisted extraction of polyphenols, flavonoids, triterpenoids, and vitamin C from Clinacanthus nutans
... and ultrasonic-microwave time of 90 ...the solvent was insufficient dur- ing the range which led to the less ultrasound and microwave dielectric molecular (Yin et ...the solvent molecules shared more ...
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Optimization Ultrasound Assisted Extraction of Carotenoids from Rhodopseudomonas faecalis PSB B
... the extraction processes of carotenoids were analysed using three extraction techniques, namely ultrasound-assisted, grinding and HCl-assisted extraction, and the results are ...the ...
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Evaluation of the Effects of Different Solvents Extracts of Tribulus Terrestris Obtained Via Ultrasonic Extraction on Human Asthenozoosperm Activation In Vitro
... in ultrasonic extraction seems to enhance the yields greatly since this solvent is a poor conventional solvent ...the assisted reproductive technology, including the use of artificial ...
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Optimisation of ultrasonic assisted protein extraction from brewer’s spent grain
... the ultrasonic-assisted extraction of proteins from BSG, the mass transfer stopped after 80 min and the process could be in- ...compounds extraction from coconut shell powder (Rodrigues et ...
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Evaluation of DPPH Free Radical Scavenging Activity of Various Extracts of Ligularia fischeri In Vitro: a Case Study of Shaanxi Region
... In this work, different parts of L. fischeri, including roots and rhizomes, stems, leaves, scapes and fruits, were extracted in water, 95% ethanol, n-butanol, ethyl acetate and chloroform respectively, which were carried ...
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Optimization of Ultrasonic-Assisted Extraction by Response Surface Methodology with Maximal Phenolic Yield and Antioxidant Activity from Acer truncatum Leaves
... the extraction yield of chemical constituents from crude plant materials was affected by many ...as extraction solvent, extraction time, material-to-liquid ratio, ultrasound power and ...
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Ultrasonic Assisted Extraction (UAE) of Moringa oleifera Seed Oil: Kinetic Study
... long extraction time, typically 8 hours and the extraction yield is reported to be influenced by the condition of the thimble (Halfadji and Toua- bet, ...The extraction usually occurs at the boiling ...
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Comparison of Conventional and Novel Extraction Techniques for the Extraction of Scopoletin from Convolvulus Pluricaulis
... Conventional extraction techniques like soxhlet extraction and reflux extraction and novel extraction techniques like Supercritical Fluid extraction (SFE), Ultrasonic ...
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Variation of Ursolic and Betulinic Acid in Five Malus × domestica clones from Southern Brazil
... of ultrasonic-assisted extraction (UAE) with liquid chromatography-mass spectrometry (LC-MS) was developed for the identification and quantification of ursolic acid (UA) and betulinic acid (BA) in ...
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Optimization of Urea-Glycerin Based NADES-UAE for Oxyresveratrol Extraction from Morus alba Roots for Preparation of Skin Whitening Lotion
... Eutectic Solvent-Ultrasonic Assisted Extraction (NADES-UAE) method was successful on extraction of polyphenols from plant ...optimum extraction conditions to enhance ...
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Ionic Liquid Based Ultrasonic Assisted Extraction of Oleanolic Acid from Grape Seeds
... based ultrasonic-assisted extraction (ILUAE) as an alternative method for the recovery of ...green solvent is regarded as an attractive alternative or replacement to conventional volatile ...
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Antioxidants of Maltease orange peel: comparative investigation of the efficiency of four extraction methods
... reaction between citrus flavonoids with the stable DPPH and / or (ii) a different quantitative flavonoids composition of the extracts (Table 4), (iii) the appearance of new formed compounds during MAE and interactions ...
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A unified approach for including non-extractable residues (NER) of chemicals and pesticides in the assessment of persistence
... organic solvent mixtures to extract thoroughly the matrix Available residues should be sequentially extracted at ambient temperature with carefully selected aqueous:organic solvent mixtures ...the ...
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