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202361 · • Salt and hydrogen bond donor form Deep Eutectic Solvents (DESs). • DESs are stable, soluble, and have low melting points. • Chemical and biological extraction and separation uses DESs. • DESs are used to extract from complex matrices include plant fibres and biomass. • DESs are employed in green and sustainable extraction techniques.
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2022822 · The ready availability of important ions in xenograft, such as from mammalian bone, or fish bone and scale, as well as its low processing cost, makes it a preferred option for biomedical applications research [ 80 ]. Table 1 Summary of biological effects of trace elements.
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2023330 · The electrical and electronic waste is expected to increase up to 74.7 million metric tons by 2030 due to the unparalleled replacement rate of electronic devices, depleting the conventional sources of valuable metals such as rare earth elements, platinum group metals, Co, Sb, Mo, Li, Ni, Cu, Ag, Sn, Au, and Cr. Most of the current techniques …
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201991 · Highlights • Recent advances in green extraction of natural products are detailed. • Green extraction techniques enhances processing yield, economy and impacts. • Green extraction techniques as efficient tools for plant-based chemistry.
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The high technical recyclability of platinum group metals means that over 95% recovery can be achieved once pgm-containing scrap reaches a state-of-the-art refining facility. Technical challenges exist, but the main barriers to recycling pgms lie in ensuring the collection of scrap and in the capacity and technical capabilities of recycling chains around the world. …
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201311 · An ecologically acceptable and yet economic alternative for processing of sulfidic low-grade ores, where metal sulfides cannot be concentrated economically by flotation, is the extraction of metals by means of microorganisms. This procedure is called biomining [ 18, 20 – 22, 38, 40, 124 – 127, 144, 150, 158, 179 ].
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201722 · SX Solvent Extraction of Metals: A Design Manual. Table of Contents. Definition of Solvent Extraction: The unit operation “solvent extraction” is applied in many industries, and has several different forms. For instance, for the recovery of many vegetable oils from naturally occurring products, a process is adopted in which the raw material ...
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202391 · The agriculture and horticulture industries generate many by-products while processing commodities, leading to significant environmental and societal dilemmas. Bioactive compounds obtained from by-products of plants are also known as ingredients in traditional medicines and the food industry due to their potential health benefits for …
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