Results 21 to 30 of about 1,708,586 (299)

Rutin extraction from female Carica papaya Linn. using ultrasound and microwave-assisted extractive methods: Optimization and extraction efficiencies

open access: yesHeliyon, 2023
Green extractive methods accompanied by resource conservation through process optimization are important in working towards sustainable processes. In the present paper, rutin was extracted from the leaf of female Carica papaya Linn using microwave ...
See Khai Chew   +3 more
doaj   +1 more source

Distribution and origin of major and trace elements (particularly REE, U and Th) into labile and residual phases in an acid soil profile (Vosges Mountains, France). [PDF]

open access: yes, 2004
A seven step sequential extraction procedure has been conducted on a podzolic soil profile from the Vosges Mountains in order to determine the ability of several elements to be released to the environment.
Aubert, Dominique   +2 more
core   +1 more source

The ultrasound assisted extraction of matrix elements and heavy metal fractions associated with Fe, Al and Mn oxyhydroxides from soil [PDF]

open access: yesJournal of the Serbian Chemical Society, 2012
The single agent extractions of major and trace metals from soil sample were conducted by means of rotary mixer and ultrasonic bath with sonication time of 10, 20, 30, 40 and 50 min. The sequential extraction according to the BCR scheme was undertaken.
Stanišić Svetlana M.   +5 more
doaj   +1 more source

Speciation of uranium and radionuclides in the bottom sediments of premises 001/3 of the "Shelter" object

open access: yesЯдерна фізика та енергетика, 2021
The results of experimental determination of the forms of uranium and radionuclides 90Sr, 137Cs, 154Eu, 238Pu, 239+240Pu, 241Am, and 244Cm in the bottom sediments of the premises 001/3 of the "Shelter" object are presented.
O. O. Odintsov   +2 more
doaj   +1 more source

Phosphorus fractions in Cerrado Oxisols fertilized with liquid swine wastewater

open access: yesRevista Brasileira de Engenharia Agrícola e Ambiental, 2021
Knowledge of the forms of phosphorus (P) accumulation in soils that received successive applications of swine waste is essential to prevent the potential contamination risk of shallow waters.
Sulamirtes S. de A. Magalhães   +1 more
doaj   +1 more source

The use of operationally-defined sequential Fe extraction methods for mineralogical applications: a cautionary tale from Mössbauer spectroscopy [PDF]

open access: yes, 2020
Reactive iron minerals are crucial components of global nutrient cycles, directly controlling carbon transport and storage in marine sediments. Sequential selective extraction is frequently used for quantitatively characterising, and chemically isolating,
Butler, Ian B.   +6 more
core   +1 more source

Selectivity and Efficiency of the Acido-soluble Extraction in Sequential Extraction Procedure [PDF]

open access: yesInternational Journal of Soil Science, 2006
International ...
Leleyter, Lydia, Baraud, Fabienne
openaire   +2 more sources

Speciation of heavy metals in street dust samples from Sakarya I. Organized industrial district using the BCR sequential extraction procedure by ICP-OES

open access: yesBulletin of the Chemical Society of Ethiopia, 2013
This paper focuses on the concentrations of heavy metals (Cd, Co, Cr, Cu, Mn, Ni, Pb and Zn) in 20 dust samples collected from the streets of the Organized Industrial District in Sakarya, Turkey using sequential extraction procedure were determined by ...
N. Ozcan, H. Altundag
doaj   +1 more source

Sequential extraction of anthocyanins and pectin from jabuticaba (Plinia cauliflora) peel: Peel pretreatment effect and ultrasound-assisted extraction [PDF]

open access: yesAnais da Academia Brasileira de Ciências
The jabuticaba bark is rich in anthocyanins and fibers, and its use may be of industrial interest. In the food sector, its used as an ingredient in the production of fermented products, liqueurs or enriched flours. It also has pharmaceutical and cosmetic
TAINAH M. BUENO   +6 more
doaj   +1 more source

Monitoring Alveolar Ridge Remodelling Post-Extraction Using Sequential Intraoral Scanning over a Period of Four Months

open access: yes, 2020
The potential applications of computer-aided design/computer-aided manufacturing (CAD/CAM) and intraoral scanning exceed the delivery of standard prosthodontic interventions.
Khaled E. Ahmed, Ahmed, Khaled E
core   +1 more source

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