Results 21 to 30 of about 303,793 (309)

EXTRACTION OF JOJOBA OIL USING VARIOUS CONCENTRATIONS OF TWO DIFFERENT SOLVENTS

open access: yesThe Iraqi Journal of Agricultural science, 2019
The aim of this study was extraction of jojoba oil using different solvents. A mixture of water-hexane and water-ethanol are used as solvents to extract jojoba oil in a batch extraction process and compared with a pure solvent extraction process.
Abdulraheem & et al.
doaj   +1 more source

Solvent Extraction of Phosphoric Acid with Long Chain Tertiary Amines [PDF]

open access: yes, 1986
Solvent extraction of phosphoric acid with Alamine 336 and tri-n-octylamine in toluene has been investigated. The activity of phosphoric acid is expressed as a polynomial of ionic strength and Bromley's model for electrolyte solutions is employed for ...
Wingefors, S   +3 more
core   +1 more source

Total Triterpenes, Polyphenols, Flavonoids, and Antioxidant Activity of Bioactive Phytochemicals of Centella asiatica by Different Extraction Techniques

open access: yesFoods, 2023
Obtaining phytochemical-rich plant extracts from natural products where the active ingredients are present in comparatively low levels in the tissue matrix is the critical initial step of any chemical analysis or bioactivity testing.
Rasangani Sabaragamuwa, Conrad O. Perera
doaj   +1 more source

Modelling and experimental study of separators for co-solvent recovery in a supercritical extraction process [PDF]

open access: yes, 2006
Co-solvent recovery in supercritical extraction is addressed here through a theoretical description of the behaviour of a CO2 + co-solvent mixture into a cascade of cyclonic separators, such as those existing in conventional fractionation processes based
Camy, Séverine   +1 more
core   +1 more source

Gloeothece sp. as a Nutraceutical Source—An Improved Method of Extraction of Carotenoids and Fatty Acids

open access: yesMarine Drugs, 2018
The nutraceutical potential of microalgae boomed with the exploitation of new species and sustainable extraction systems of bioactive compounds. Thus, a laboratory-made continuous pressurized solvent extraction system (CPSE) was built to optimize the ...
Helena M. Amaro   +4 more
doaj   +1 more source

Simultaneous Distillation–Extraction of Essential Oils from Rosmarinus officinalis L.

open access: yesCosmetics, 2021
The present study describes a procedure to isolate essential oils from Rosmarinus officinalis L. using simultaneous distillation–extraction (SDE). Rosmarinus officinalis L.
Bárbara Silva Ribeiro   +3 more
doaj   +1 more source

Investigation of properties of sunflower and rapeseed oils obtained by the soxhlet and microwave extraction methods

open access: yesAgraarteadus, 2022
The main purpose of the study was to evaluate the possibility of replacing hexane, which is traditionally used for the extraction of vegetable oils, with ethanol as a safer solvent when extracting oil from sunflower meals and rapeseed in the microwave ...
Valentyna Bandura   +4 more
doaj   +1 more source

Increasing in the Extraction Yield of Environmentally Friendly Antifouling Agent from Pseudomonas Aeruginosa MUT3 by Response Surface Methodology (RSM) [PDF]

open access: yesIranian Journal of Chemistry & Chemical Engineering, 2019
In the present study, the solvent-solvent extraction of phenazine 1-carboxylic acid (PCA) as an environmentally friendly antifouling agent from pseudomonas aeruginosa MUT3 culture was investigated.
Hamid Mosmeri   +3 more
doaj  

Solvent effects on the extraction rate in proposed GANEX processes [PDF]

open access: yes, 2011
A group actinide extraction process (GANEX) for reprocessing of used nuclear fuel has earlier been presented using the diluent cyclohexanone and combining the extractant molecules tri-butyl phosphate (TBP) and 6,6’-bis(5,5,8,8-tetramethyl-5,6,7,8 ...
Aneheim, Emma,   +2 more
core   +2 more sources

Optimization of Ultrasound-Assisted Extraction of Cyclic Adenosine 3',5'-Monophosphate from Xinjiang Jujube by Deep Eutectic Solvent

open access: yesShipin gongye ke-ji, 2022
Using green and highly efficient deep eutectic solvent (DES) as the extraction agent, this study extracted the functional ingredient—cyclic adenosine 3',5'-monophosphate (cAMP) from Xinjiang jujube through ultrasound-assisted technology.
Xue ZHANG   +3 more
doaj   +1 more source

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