• Molecularly imprinted polymers (MIPs) are interesting and alternative polymeric adsorbents that can be applied in wastewater treatment for sample preparation and for the quantification of dyes present in wastewater. (intechopen.com)
  • The possibility of using volcanic ash soils (VAS) or Andisols as a low-cost and natural adsorbent is investigated in this study for the removal of Cr (VI) from synthetic wastewater. (bioline.org.br)
  • Based on the results, the use of VAS from Isarog appears to be economical and an alternative to commercially available adsorbents for the removal of Cr from contaminated wastewater. (bioline.org.br)
  • Due to the incredible removal capacity of CR dyes from industrial effluents, research suggests that CLPP can be used as substitute adsorbents for the treatment of wastewater from the weaving and dyeing industries. (iwaponline.com)
  • Citrus limetta peel powder is cheap, effective and potential adsorbent for Congo red adsorption from wastewater. (iwaponline.com)
  • Hence, Sr-HAP could be used as an ideal adsorbent to remove Pb 2+ in wastewater. (researchsquare.com)
  • The first aim of this study was to investigate mesoporous activated carbon adsorbents from sisal, hemp, and flax fibers by cost-effective methods. (osti.gov)
  • Bast fibers (hemp, flax) decompose at lower temperatures (419.36°C, 434.96°C) than leaf fibers (sisal, 512.92°C). The second aim was to compare bast and leaf fibers-derived activated carbon adsorbents by determining physical adsorption properties, chemical compositions, scanning electron microscope, and Fourier transform infrared spectroscopy. (osti.gov)
  • Fourier transform infrared spectra for bast fibers-derived activated carbon adsorbents were quite similar while leaf fiber-derived activated carbon adsorbent had a different spectrum. (osti.gov)
  • In this process known as high pressure ANG, a high pressure CNG tank is filled by absorbers such as activated carbon (which is an adsorbent with high surface area) and stores natural gas by both CNG and ANG mechanisms. (wikipedia.org)
  • The most important application of activated carbon adsorption where large amounts of activated carbons are being consumed and where the consumption is ever increasing is the purification of domestic and industrial waste water. (eurekaselect.com)
  • Despite the development of various new adsorption media used for the removal of some specific gases and vapors, activated carbon remains the choice adsorbent in many applications because of its good adsorption efficiency for a wide range of gases and vapors and because of its reduced cost. (cdc.gov)
  • The performances of activated carbon based adsorbents have been evaluated under dynamic flow conditions generally using a single vapor or gas as the sole contaminant. (cdc.gov)
  • Experimental studies on the adsorption of mixtures on activated carbon are limited because of the difficulties in obtaining data for different concentrations in various mixture/adsorbent systems. (cdc.gov)
  • Activated carbon shows to be a good adsorbent for most of these compounds. (cdc.gov)
  • The elevated temperature shifts the adsorption equilibrium resulting in contaminant desorption and regeneration of the adsorbent bed. (processengr.com)
  • The Silcosleeve liner can be packed with adsorbents like Tenax, loaded with sample offline, then inserted into the PTV for desorption. (bucksci.com)
  • To obtain the best extraction yields, the influencing factors, including primary extraction conditions, the amount of adsorbent, adsorption and desorption time, salt addition and desorption solvent were investigated in detail. (who.int)
  • MSPE parameters including the amount of adsorbents, extraction and desorption time, washing conditions, and the type and volume of desorption solvent were optimized. (eurekamag.com)
  • In the ANG process, natural gas adsorbs to a porous adsorbent at relatively low pressure (100 to 900 psi) and ambient temperature, solving both the high-pressure and low-temperature problems. (wikipedia.org)
  • Open tubular GC columns with a deposited layer of solid adsorbent on the inside are known as porous layer open tubular (PLOT) columns. (chromatographyonline.com)
  • Adsorbents like molecular sieves, alumina, porous polymers, and even carbon materials are essential when analyzing light gases. (chromatographyonline.com)
  • In the case of the porous Al 2 O 3 body with continuously long-ranged pore structure, the amount of MgAl 2 O 4 formed on firing at 1500℃ was larger than that for the porous Al 2 O 3 body with cross-linked pore structure and a single-phase MgAl 2 O 4 porous ceramic was obtained by four times impregnation. (go.jp)
  • Zeolites are porous materials frequently used as adsorbents and catalysts in chemical processes. (exxonmobil.com)
  • As a large volume of sample is injected, the solvent vaporizes and passes through the adsorbent material and out the split vent. (bucksci.com)
  • It's used to separate and identify different chemical substances based on reactions between the adsorbent, the chemical, and the solvent . (sorbeadindia.com)
  • Ion Exchange is a unit process in which ions of a given species are displaced from a solid material or adsorbent by different ions in solution. (scialert.net)
  • In this study, a strontium-doped hydroxyapatite (Sr-HAP) was synthesized by the sol-gel method, which used as adsorbent to remove lead ions (Pb 2+ ) from water. (researchsquare.com)
  • The scientists created this cellulose-Prussian blue combined nanoparticle by first preparing cellulose nanofibers using a process called TEMPO oxidization and securing ferric ions (III) onto them, then introduced a certain amount of hexacyanoferrate, which adhered to Prussian blue nanoparticles with a diameter ranging from 5-10 nanometers. (nanowerk.com)
  • Activated carbons (ACs) were prepared from pomelo peels by K 2 CO 3 activation and used as an adsorbent (PAC) for the removal of Cu(II) from aqueous solutions. (hindawi.com)
  • The potential of quaternized palm kernel shell (QPKS) as an adsorbent for fluoride in an aqueous solution was then studied. (iium.edu.my)
  • These results suggest that QPKS has the potential to serve as a low-cost adsorbent for fluoride removal from aqueous solutions. (iium.edu.my)
  • Silica gel is an effective adsorbent that binds to different compounds and helps isolate them. (sorbeadindia.com)
  • The sampling modules passively collected organic chemical compounds on an adsorbent sampling medium, which was later analyzed by a gas chromatograph using a modified EPA Method 8260/8270. (cdc.gov)
  • The change of heat of adsorption according to the varying adsorbed amount was studied numerically for two different equilibrium equations. (iyte.edu.tr)
  • The amount of adsorbed gas depends on pressure, temperature and adsorbent type. (wikipedia.org)
  • and successively carrying out washing with a small amount of ethanol and drying in a vacuum drying box at a temperature of 50 to 55 DEG C so as to obtain the gamma-(aminopropyl)triethoxysilane modified loofah sponge adsorbent. (google.com)
  • The adsorbent bed temperature decreases after sunset. (phys.org)
  • By leveraging our industry-leading R&D platforms, passion for innovation and deep knowledge of precious and base metals, BASF Catalysts develop unique, proprietary catalyst and adsorbent solutions that drive customer success. (basf.com)
  • The effects of different parameters such as amount of adsorbent, contact time, initial Cr concentration and pH of the solution were investigated. (bioline.org.br)
  • The highest dye removal was achieved when the operating parameters were optimized, including pH = 6.0, adsorbent dose = 0.4 g, contact time = 90 min, initial adsorbate conc. (iwaponline.com)
  • Adsorbent characterization, optimized parameters, and adsorbent recovery were studied. (iwaponline.com)
  • The influence parameters such as pH, initial dye concentration, photocatalyst amount, and process time on the malachite green dye removal were investigated and optimized. (magiran.com)
  • In all these applications contaminated air is passed through a bed of adsorbent where the molecules of the contaminant are transferred to the solid phase. (cdc.gov)
  • Then, a standard amount of magnesium carbonate is added, which binds to the unbound iron, forming iron-carbonate complexes. (medscape.com)
  • After displacement of the contaminant, some purge fluid remains in the adsorbent material. (processengr.com)
  • The service life of a cartridge or canister respirator depends upon the total amount of contaminant captured by the adsorbant. (ehso.com)
  • The best option for the gas chromatographic (GC) analysis of highly volatile analytes without cryogenic cooling is to use solid adsorbents. (chromatographyonline.com)
  • While chemical manufacturers have evaluated a number of alternatives to cryogenic distillation, including new adsorbents and separation processes, many of these technologies are hindered by low selectivity and an inability to regenerate when exposed to contaminants. (exxonmobil.com)
  • Nanowerk News ) By combining the same Prussian blue pigment used in the works of popular Edo-period artist Hokusai and cellulose nanofiber, a raw material of paper, a University of Tokyo research team succeeded in synthesizing compound nanoparticles, comprising organic and inorganic substances ( Scientific Reports , 'Cellulose nanofiber backboned Prussian blue nanoparticles as powerful adsorbents for the selective elimination of radioactive cesium' ). (nanowerk.com)
  • Hemoperfusion is a rarely used technique that removes toxins by flowing blood over a bed of adsorbent material (usually a resin compound or charcoal). (msdmanuals.com)
  • The service life of a respirator cartridge is directly related to the amount of active material in the cartridge. (ehso.com)
  • If the specific cartridge being evaluated can be reproducibly determined to have a certain amount of active material, then modifications to the service life may be justified. (ehso.com)
  • A small amount of adsorbent material, like Tenax, is packed inside the PTV injector sleeve. (bucksci.com)
  • IRVING, Texas - Scientists from ExxonMobil and the Instituto de Tecnologia Quimica (ITQ) in Valencia, Spain have discovered a potentially revolutionary new material that could significantly reduce the amount of energy and emissions associated with the production of ethylene. (exxonmobil.com)
  • The new material could provide insights into the design of additional materials to be used as adsorbents or membranes in a variety of different gas separation applications associated with chemical manufacturing. (exxonmobil.com)
  • If advanced to commercial scale, use of this new material could significantly reduce the amount of energy and emissions associated with ethylene production. (exxonmobil.com)
  • KNFW silicone powder is an adsorbent material of low density and low heating rate. (jatujakguide.com)
  • No matter the material class, however, all require substantial amounts of energy to coax the captured CO 2 from sorbent material and then process it for subsequent storage. (railwayage.com)
  • The molecular adsorbent recirculating system (MARS) is a hepatic replacement system that supports excretory liver function in patients with liver failure. (accjournal.org)
  • The nanocomposite was successfully used as magnetic solid phase extraction (MSPE) adsorbents for the determination of aflatoxins in edible vegetable oils through the π-π stacking interactions. (eurekamag.com)
  • What is Aerogel Powder?Gas gel can be obtained by changing the amount of water gel (wetgel) within the gel without changing its volume. (fluffylogic.net)
  • Under optimum conditions (pH = 9, the photocatalyst amounts of 0.05 g, the reaction time of 40 min, and the initial solution concentration of 10 ppm), the results indicated that the synthesized nanostructure has a desirable performance for dye. (magiran.com)
  • In addition, finding living donors for LT is difficult, and obtaining appropriate cadaveric donors takes a considerable amount of time. (accjournal.org)
  • The results showed that with an increase in the adsorbent amount and contact time, the efficiency of fluoride removal was improved. (iium.edu.my)
  • Currently, researchers are developing new adsorbents with higher adsorption ratio to optimize this process, including MOFs (metal-organic frameworks). (wikipedia.org)
  • Magnetic carbon nanotubes (MCNTs) which have excellent adsorption capabilities, were used as adsorbent to extract PAHs, an important class of carcinogens, from meat samples. (who.int)
  • There are multiple processes in the manufacturing industry and will eventually generate a large amount of data. (researchgate.net)
  • The amount of ammonia in collected blood, urine, saliva, or other biological fluid samples can be affected by several mechanisms that may lead to erroneous ammonia concentration determinations. (cdc.gov)
  • The phosphorus removal efficiency after immersion in the phosphorus solution for 10 days was about 95% regardless of Na 2 CO 3 concentration, that is, the amount of CaCO 3 precipitate on the surface of the specimens. (go.jp)
  • The proper increasement in the dosage of adsorbent was beneficial to the removal of Pb 2+ by Sr-HAP. (researchsquare.com)
  • The purpose is to provide the latest information about chitosan as adsorbent and to promote the synthesis of modified chitosan and its application in the removal of heavy metals. (degruyter.com)
  • The amount of CaCO 3 precipitated on the surface increased with increasing Na 2 CO 3 concentrations. (go.jp)
  • They trigger the mobile phase and absorb specific chemicals that bind to the surface of the adsorbent. (sorbeadindia.com)
  • The service life of a cartridge depends upon many factors , including environmental conditions, breathing rate, cartridge filtering capacity, and the amount of contaminants in the air. (ehso.com)
  • Гостре ураження нирок (ГУН) Acute kidney injury is a rapid decrease in renal function over days to weeks, causing an accumulation of nitrogenous products in the blood (azotemia) with or without reduction in amount of urine. (msdmanuals.com)
  • Amit Bhatnagar , " Application of Adsorbents for Water Pollution Control ", Bentham Science Publishers (2012). (eurekaselect.com)
  • The invention discloses a preparation method and an application technology of a gamma-(aminopropyl)triethoxysilane modified loofah sponge adsorbent. (google.com)
  • The preparation method and the applied technical field to arsenic absorption in water that the present invention relates to a kind of biological adsorption agent, particularly a kind of gamma-aminopropyl-triethoxy-silane is modified the preparation method's of luffa adsorbent technique and application technology. (google.com)
  • Disposal of dye-saturated adsorbent by composting or land application would require that modifications made to the bagasse do not interfere with its decomposition. (usda.gov)
  • The amount of research on cesium decontamination increased after the Chernobyl nuclear power plant accident, but a lot of the studies were limited to being academic and insufficient for practical application in Fukushima," says Vipin. (nanowerk.com)
  • The adsorbent has the advantages of high adsorption capacity to arsenic, excellent physical, chemical and mechanical performance, strong regeneration capability, capacity of being repeatedly used many times, low cost, greenness and environment-friendliness. (google.com)
  • While larger amounts of T-2 toxin is required for a lethal dose than for other chemical warfare agents such as VX, soman, or sarin, its potent effect as a blistering agent is well noted. (medscape.com)
  • or adsorbent systems - this is ANG. (wikipedia.org)
  • With the increase in the amount of data captured during the manufacturing process, monitoring systems are becoming important factors in decision making for management. (researchgate.net)
  • Our high performance alumino-silica gels are designed to work under tough working conditions, e.g. operating this plant at 75 bar pressure," remarks Waldemar Lind, Sales Manager Europe Adsorbents, BASF. (basf.com)
  • L'interaction entre les mycéliums des différents champignons de la pourriture blanche a été prise en compte comme critère d'utilisation de leurs consortiums pour dégrader le mélange de polluants dans des conditions solides. (ac.be)
  • What we actually measure in a cash still 1 does not include ethyl acetate but does include small amounts of lactic acid. (winemakermag.com)
  • In this study, we tried to reuse the gypsum board as a phosphorus adsorbent. (go.jp)
  • If a suitable adsorbent is used, it is possible to store more gas in an adsorbent-filled vessel than in an empty vessel at the same pressure. (wikipedia.org)
  • This effort will eventually lead to the development of improved adsorbents and sampling devices more appropriate to be used in a complex environment. (cdc.gov)
  • From a viewpoint of creation of a recycling society, it is essential to establish a method for recycling waste gypsum boards because large amount of gypsum board are scrapped with rehabilitation of architectural structure. (go.jp)
  • although we are not interested in the amount of moisture that is present in the sample, water is injected onto the column unless a drying step of the sample is utilized. (chromatographyonline.com)
  • To build it, the researcher calculates the amount of water to be cooled, and therefore how much zeolite to use. (phys.org)
  • The company, Adsorbent Solutions, has run an industrial recycling facility in St. Gabriel since 2008. (truthout.org)
  • The company, Adsorbent Solutions , has run an industrial recycling facility in St. Gabriel since 2008, and is already on the hook for a $30,000 fine from state regulators for non-compliance, which includes polluting a local waterway and violating Clean Air Act permits repeatedly in recent years. (truthout.org)
  • Representatives from Adsorbent Solutions said it isn't going anywhere, likely ruling out some residents' hope the company would leave the area entirely. (truthout.org)
  • They are strong adsorbents with an unique, tunnel-like crystalline structure and a well-defined pore size. (chromatographyonline.com)
  • First of all, a huge amount of similar substances with competing functions has to be removed from the area, an extremely difficult task. (nanowerk.com)
  • The total represents the single largest amount of Sorbead® ever ordered for gas purification. (basf.com)